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152143392 = 2531584827
BaseRepresentation
bin10010001000110…
…00011000100000
3101121021200111110
421010120120200
5302422042032
623032543320
73525124512
oct1104303040
9347250443
10152143392
1178976645
1242b51b40
132569c69b
14162c5bb2
15d5547cc
hex9118620

152143392 has 24 divisors (see below), whose sum is σ = 399376656. Its totient is φ = 50714432.

The previous prime is 152143379. The next prime is 152143403. The reversal of 152143392 is 293341251.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×1521433922 = 46295223458531328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 792318 + ... + 792509.

It is an arithmetic number, because the mean of its divisors is an integer number (16640694).

Almost surely, 2152143392 is an apocalyptic number.

152143392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152143392 is an abundant number, since it is smaller than the sum of its proper divisors (247233264).

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

152143392 is a wasteful number, since it uses less digits than its factorization.

152143392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584840 (or 1584832 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 152143392 is about 12334.6419485934. The cubic root of 152143392 is about 533.8480960570.

The spelling of 152143392 in words is "one hundred fifty-two million, one hundred forty-three thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 1584827 3169654 4754481 6339308 9508962 12678616 19017924 25357232 38035848 50714464 76071696 152143392