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10525031 = 111950359
BaseRepresentation
bin101000001001…
…100101100111
3201210201121222
4220021211213
510143300111
61013330555
7155314136
oct50114547
921721558
1010525031
115a39680
123636a5b
13224683a
14157d91d
15dcd7db
hexa09967

10525031 has 8 divisors (see below), whose sum is σ = 12086400. Its totient is φ = 9064440.

The previous prime is 10525019. The next prime is 10525037. The reversal of 10525031 is 13052501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10525031 - 26 = 10524967 is a prime.

It is a super-2 number, since 2×105250312 = 221552555101922, 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 (10525037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24971 + ... + 25388.

It is an arithmetic number, because the mean of its divisors is an integer number (1510800).

Almost surely, 210525031 is an apocalyptic number.

10525031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10525031 is a deficient number, since it is larger than the sum of its proper divisors (1561369).

10525031 is a wasteful number, since it uses less digits than its factorization.

10525031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50389.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 10525031 is about 3244.2304172176. The cubic root of 10525031 is about 219.1498248482.

Adding to 10525031 its reverse (13052501), we get a palindrome (23577532).

The spelling of 10525031 in words is "ten million, five hundred twenty-five thousand, thirty-one".

Divisors: 1 11 19 209 50359 553949 956821 10525031