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488005120 = 2951979127
BaseRepresentation
bin11101000101100…
…101111000000000
31021000021020011201
4131011211320000
51444412130440
6120231350544
715043655311
oct3505457000
91230236151
10488005120
11230514519
12117522454
137a145535
1448b52608
152cc9919a
hex1d165e00

488005120 has 160 divisors (see below), whose sum is σ = 1257062400. Its totient is φ = 181149696.

The previous prime is 488005109. The next prime is 488005123. The reversal of 488005120 is 21500884.

488005120 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488005123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3842497 + ... + 3842623.

It is an arithmetic number, because the mean of its divisors is an integer number (7856640).

Almost surely, 2488005120 is an apocalyptic number.

488005120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 488005120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628531200).

488005120 is an abundant number, since it is smaller than the sum of its proper divisors (769057280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

488005120 is a wasteful number, since it uses less digits than its factorization.

488005120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 488005120 is about 22090.8379198255. The cubic root of 488005120 is about 787.3021900077.

The spelling of 488005120 in words is "four hundred eighty-eight million, five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 64 76 79 80 95 127 128 152 158 160 190 254 256 304 316 320 380 395 508 512 608 632 635 640 760 790 1016 1216 1264 1270 1280 1501 1520 1580 2032 2413 2432 2528 2540 2560 3002 3040 3160 4064 4826 4864 5056 5080 6004 6080 6320 7505 8128 9652 9728 10033 10112 10160 12008 12065 12160 12640 15010 16256 19304 20066 20224 20320 24016 24130 24320 25280 30020 32512 38608 40132 40448 40640 48032 48260 48640 50165 50560 60040 65024 77216 80264 81280 96064 96520 100330 101120 120080 154432 160528 162560 190627 192128 193040 200660 202240 240160 308864 321056 325120 381254 384256 386080 401320 480320 617728 642112 762508 768512 772160 802640 953135 960640 1235456 1284224 1525016 1544320 1605280 1906270 1921280 2568448 3050032 3088640 3210560 3812540 3842560 5136896 6100064 6177280 6421120 7625080 12200128 12842240 15250160 24400256 25684480 30500320 48800512 61000640 97601024 122001280 244002560 488005120