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152023252 = 2238005813
BaseRepresentation
bin10010000111110…
…11000011010100
3101121001120200211
421003323003110
5302404221002
623030215204
73524114323
oct1103730324
9347046624
10152023252
11788a4357
1242ab4504
1325659ab4
14162940ba
15d52ddd7
hex90fb0d4

152023252 has 6 divisors (see below), whose sum is σ = 266040698. Its totient is φ = 76011624.

The previous prime is 152023241. The next prime is 152023301. The reversal of 152023252 is 252320251.

It can be written as a sum of positive squares in only one way, i.e., 146797456 + 5225796 = 12116^2 + 2286^2 .

It is a super-2 number, since 2×1520232522 = 46222138297311008, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 19002903 + ... + 19002910.

Almost surely, 2152023252 is an apocalyptic number.

It is an amenable number.

152023252 is a deficient number, since it is larger than the sum of its proper divisors (114017446).

152023252 is a wasteful number, since it uses less digits than its factorization.

152023252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38005817 (or 38005815 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 152023252 is about 12329.7709629985. The cubic root of 152023252 is about 533.7075413723.

The spelling of 152023252 in words is "one hundred fifty-two million, twenty-three thousand, two hundred fifty-two".

Divisors: 1 2 4 38005813 76011626 152023252