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120504960 = 2732520921
BaseRepresentation
bin1110010111011…
…00001010000000
322101202021201200
413023230022000
5221322124320
615542501200
72662163262
oct713541200
9271667650
10120504960
1162027184
1234434800
131bc72a14
141200bb32
15a8a5290
hex72ec280

120504960 has 96 divisors (see below), whose sum is σ = 416138580. Its totient is φ = 32133120.

The previous prime is 120504949. The next prime is 120504991. The reversal of 120504960 is 69405021.

120504960 is a `hidden beast` number, since 120 + 50 + 496 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 120297024 + 207936 = 10968^2 + 456^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4701 + ... + 16220.

Almost surely, 2120504960 is an apocalyptic number.

120504960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120504960 is an abundant number, since it is smaller than the sum of its proper divisors (295633620).

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

120504960 is a wasteful number, since it uses less digits than its factorization.

120504960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20946 (or 20931 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 120504960 is about 10977.4751195345. The cubic root of 120504960 is about 493.9333013808.

Adding to 120504960 its reverse (69405021), we get a palindrome (189909981).

The spelling of 120504960 in words is "one hundred twenty million, five hundred four thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 288 320 360 384 480 576 640 720 960 1152 1440 1920 2880 5760 20921 41842 62763 83684 104605 125526 167368 188289 209210 251052 313815 334736 376578 418420 502104 627630 669472 753156 836840 941445 1004208 1255260 1338944 1506312 1673680 1882890 2008416 2510520 2677888 3012624 3347360 3765780 4016832 5021040 6025248 6694720 7531560 8033664 10042080 12050496 13389440 15063120 20084160 24100992 30126240 40168320 60252480 120504960