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152212752 = 24321057033
BaseRepresentation
bin10010001001010…
…01010100010000
3101121102012122100
421010221110100
5302431302002
623034240400
73525533646
oct1104512420
9347365570
10152212752
1178a1376a
1242b86100
13256c5123
1416303196
15d56a11c
hex9129510

152212752 has 30 divisors (see below), whose sum is σ = 425984702. Its totient is φ = 50737536.

The previous prime is 152212741. The next prime is 152212763. The reversal of 152212752 is 257212251.

It is an interprime number because it is at equal distance from previous prime (152212741) and next prime (152212763).

It can be written as a sum of positive squares in only one way, i.e., 151880976 + 331776 = 12324^2 + 576^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 528373 + ... + 528660.

Almost surely, 2152212752 is an apocalyptic number.

152212752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152212752 is an abundant number, since it is smaller than the sum of its proper divisors (273771950).

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

152212752 is a wasteful number, since it uses less digits than its factorization.

152212752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057047 (or 1057038 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 152212752 is about 12337.4532217958. The cubic root of 152212752 is about 533.9292083070.

The spelling of 152212752 in words is "one hundred fifty-two million, two hundred twelve thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 1057033 2114066 3171099 4228132 6342198 8456264 9513297 12684396 16912528 19026594 25368792 38053188 50737584 76106376 152212752