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252900348 = 22321075029
BaseRepresentation
bin11110001001011…
…11001111111100
3122121212200001120
433010233033330
51004220302343
641032310540
76160421541
oct1704571774
9577780046
10252900348
1111a834858
1270842450
134051989c
1425832bc8
1517308683
hexf12f3fc

252900348 has 12 divisors (see below), whose sum is σ = 590100840. Its totient is φ = 84300112.

The previous prime is 252900343. The next prime is 252900359. The reversal of 252900348 is 843009252.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2529003482 = 127917172037042208, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252900343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10537503 + ... + 10537526.

It is an arithmetic number, because the mean of its divisors is an integer number (49175070).

Almost surely, 2252900348 is an apocalyptic number.

It is an amenable number.

252900348 is an abundant number, since it is smaller than the sum of its proper divisors (337200492).

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

252900348 is a wasteful number, since it uses less digits than its factorization.

252900348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21075036 (or 21075034 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 252900348 is about 15902.8408782834. The cubic root of 252900348 is about 632.3873039957.

The spelling of 252900348 in words is "two hundred fifty-two million, nine hundred thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 21075029 42150058 63225087 84300116 126450174 252900348