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252051190 = 2541614759
BaseRepresentation
bin11110000010111…
…11111011110110
3122120021112020021
433001133323312
51004011114230
641002155354
76150254056
oct1701377366
9576245207
10252051190
1111a304876
12704b2b5a
13402b0221
1425691566
15171dbc7a
hexf05fef6

252051190 has 16 divisors (see below), whose sum is σ = 464758560. Its totient is φ = 98361280.

The previous prime is 252051187. The next prime is 252051193. The reversal of 252051190 is 91150252.

It is an interprime number because it is at equal distance from previous prime (252051187) and next prime (252051193).

It is a super-2 number, since 2×2520511902 = 127059604760832200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252051193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306970 + ... + 307789.

It is an arithmetic number, because the mean of its divisors is an integer number (29047410).

Almost surely, 2252051190 is an apocalyptic number.

252051190 is a deficient number, since it is larger than the sum of its proper divisors (212707370).

252051190 is a wasteful number, since it uses less digits than its factorization.

252051190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614807.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 252051190 is about 15876.1201179633. The cubic root of 252051190 is about 631.6787259769.

The spelling of 252051190 in words is "two hundred fifty-two million, fifty-one thousand, one hundred ninety".

Divisors: 1 2 5 10 41 82 205 410 614759 1229518 3073795 6147590 25205119 50410238 126025595 252051190