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10269231 = 37489011
BaseRepresentation
bin100111001011…
…001000101111
3201022201201220
4213023020233
510112103411
61004034423
7153200310
oct47131057
921281656
1010269231
115884475
123532a13
13218728b
141514607
15d7cb06
hex9cb22f

10269231 has 8 divisors (see below), whose sum is σ = 15648384. Its totient is φ = 5868120.

The previous prime is 10269223. The next prime is 10269257. The reversal of 10269231 is 13296201.

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

It is not a de Polignac number, because 10269231 - 23 = 10269223 is a prime.

It is a super-2 number, since 2×102692312 = 210914210662722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10269631) 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 7 ways as a sum of consecutive naturals, for example, 244485 + ... + 244526.

It is an arithmetic number, because the mean of its divisors is an integer number (1956048).

Almost surely, 210269231 is an apocalyptic number.

10269231 is a deficient number, since it is larger than the sum of its proper divisors (5379153).

10269231 is an equidigital number, since it uses as much as digits as its factorization.

10269231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489021.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 10269231 is about 3204.5640889207. The cubic root of 10269231 is about 217.3598409984.

The spelling of 10269231 in words is "ten million, two hundred sixty-nine thousand, two hundred thirty-one".

Divisors: 1 3 7 21 489011 1467033 3423077 10269231