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48678960 = 24351118439
BaseRepresentation
bin1011100110110…
…0100000110000
310101121010222110
42321230200300
544430211320
64455205320
71130523111
oct271544060
9111533873
1048678960
1125529250
1214376840
13a115025
146672208
1544185e0
hex2e6c830

48678960 has 80 divisors (see below), whose sum is σ = 164632320. Its totient is φ = 11800320.

The previous prime is 48678923. The next prime is 48678961. The reversal of 48678960 is 6987684.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×486789602 = 4739282293363200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (48678961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6580 + ... + 11859.

It is an arithmetic number, because the mean of its divisors is an integer number (2057904).

Almost surely, 248678960 is an apocalyptic number.

48678960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48678960 is an abundant number, since it is smaller than the sum of its proper divisors (115953360).

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

48678960 is a wasteful number, since it uses less digits than its factorization.

48678960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18466 (or 18460 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 48678960 is about 6977.0308871324. The cubic root of 48678960 is about 365.1296468199.

The spelling of 48678960 in words is "forty-eight million, six hundred seventy-eight thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1320 2640 18439 36878 55317 73756 92195 110634 147512 184390 202829 221268 276585 295024 368780 405658 442536 553170 608487 737560 811316 885072 1014145 1106340 1216974 1475120 1622632 2028290 2212680 2433948 3042435 3245264 4056580 4425360 4867896 6084870 8113160 9735792 12169740 16226320 24339480 48678960