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10207331 = 233111427
BaseRepresentation
bin100110111100…
…000001100011
3201012120211022
4212330001203
510103113311
61002440055
7152521661
oct46740143
921176738
1010207331
115841a12
12350302b
132165054
1414d9c31
15d695db
hex9bc063

10207331 has 8 divisors (see below), whose sum is σ = 10692864. Its totient is φ = 9725320.

The previous prime is 10207303. The next prime is 10207369. The reversal of 10207331 is 13370201.

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

It is not a de Polignac number, because 10207331 - 222 = 6013027 is a prime.

It is a super-2 number, since 2×102073312 = 208379212287122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10207381) 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, 6440 + ... + 7866.

It is an arithmetic number, because the mean of its divisors is an integer number (1336608).

Almost surely, 210207331 is an apocalyptic number.

10207331 is a deficient number, since it is larger than the sum of its proper divisors (485533).

10207331 is a wasteful number, since it uses less digits than its factorization.

10207331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 10207331 is about 3194.8913909553. The cubic root of 10207331 is about 216.9222328173.

Adding to 10207331 its reverse (13370201), we get a palindrome (23577532).

The spelling of 10207331 in words is "ten million, two hundred seven thousand, three hundred thirty-one".

Divisors: 1 23 311 1427 7153 32821 443797 10207331