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10252351 = 31330721
BaseRepresentation
bin100111000111…
…000000111111
3201021212120201
4213013000333
510111033401
61003424331
7153100144
oct47070077
921255521
1010252351
11587281a
1235250a7
13217c6a5
14150c3cb
15d77b01
hex9c703f

10252351 has 4 divisors (see below), whose sum is σ = 10583104. Its totient is φ = 9921600.

The previous prime is 10252327. The next prime is 10252357. The reversal of 10252351 is 15325201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10252351 is a prime.

It is a super-2 number, since 2×102523512 = 210221402054402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10252357) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 165330 + ... + 165391.

It is an arithmetic number, because the mean of its divisors is an integer number (2645776).

Almost surely, 210252351 is an apocalyptic number.

10252351 is a deficient number, since it is larger than the sum of its proper divisors (330753).

10252351 is an equidigital number, since it uses as much as digits as its factorization.

10252351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330752.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10252351 is about 3201.9292621793. The cubic root of 10252351 is about 217.2406809472.

Adding to 10252351 its reverse (15325201), we get a palindrome (25577552).

The spelling of 10252351 in words is "ten million, two hundred fifty-two thousand, three hundred fifty-one".

Divisors: 1 31 330721 10252351