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120989032 = 23314173163
BaseRepresentation
bin1110011011000…
…10010101101000
322102122212202021
413031202111220
5221433122112
620001114224
72666250463
oct715422550
9272585667
10120989032
116232793a
1234628974
131c0b2158
14120d62da
15a94d907
hex7362568

120989032 has 64 divisors (see below), whose sum is σ = 244661760. Its totient is φ = 55987200.

The previous prime is 120989023. The next prime is 120989083. The reversal of 120989032 is 230989021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742183 + ... + 742345.

It is an arithmetic number, because the mean of its divisors is an integer number (3822840).

Almost surely, 2120989032 is an apocalyptic number.

It is an amenable number.

120989032 is an abundant number, since it is smaller than the sum of its proper divisors (123672728).

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

120989032 is a wasteful number, since it uses less digits than its factorization.

120989032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 120989032 is about 10999.5014432473. The cubic root of 120989032 is about 494.5937993314.

The spelling of 120989032 in words is "one hundred twenty million, nine hundred eighty-nine thousand, thirty-two".

Divisors: 1 2 4 8 31 41 62 73 82 124 146 163 164 248 292 326 328 584 652 1271 1304 2263 2542 2993 4526 5053 5084 5986 6683 9052 10106 10168 11899 11972 13366 18104 20212 23798 23944 26732 40424 47596 53464 92783 95192 185566 207173 368869 371132 414346 487859 737738 742264 828692 975718 1475476 1657384 1951436 2950952 3902872 15123629 30247258 60494516 120989032