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120892032 = 2732176173
BaseRepresentation
bin1110011010010…
…10101010000000
322102110221200200
413031022222000
5221422021112
615555045200
72665364622
oct715125200
9272427620
10120892032
1162270a78
12345a0800
131c079c61
14120acc12
15a92ecdc
hex734aa80

120892032 has 96 divisors (see below), whose sum is σ = 368402580. Its totient is φ = 37920768.

The previous prime is 120892021. The next prime is 120892043. The reversal of 120892032 is 230298021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120892021) and next prime (120892043).

It can be written as a sum of positive squares in 2 ways, for example, as 116122176 + 4769856 = 10776^2 + 2184^2 .

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

It is a super-2 number, since 2×1208920322 = 29229766802178048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120891987 and 120892005.

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, 16498 + ... + 22670.

Almost surely, 2120892032 is an apocalyptic number.

120892032 is a gapful number since it is divisible by the number (12) 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 120892032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184201290).

120892032 is an abundant number, since it is smaller than the sum of its proper divisors (247510548).

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

120892032 is a wasteful number, since it uses less digits than its factorization.

120892032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6210 (or 6195 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 120892032 is about 10995.0912683797. The cubic root of 120892032 is about 494.4615878283.

The spelling of 120892032 in words is "one hundred twenty million, eight hundred ninety-two thousand, thirty-two".

Divisors: 1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 272 288 306 384 408 544 576 612 816 1088 1152 1224 1632 2176 2448 3264 4896 6173 6528 9792 12346 18519 19584 24692 37038 49384 55557 74076 98768 104941 111114 148152 197536 209882 222228 296304 314823 395072 419764 444456 592608 629646 790144 839528 888912 944469 1185216 1259292 1679056 1777824 1888938 2370432 2518584 3358112 3555648 3777876 5037168 6716224 7111296 7555752 10074336 13432448 15111504 20148672 30223008 40297344 60446016 120892032