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10623393 = 341111923
BaseRepresentation
bin101000100001…
…100110100001
3201222201120000
4220201212201
510204422033
61015410213
7156203664
oct50414641
921881500
1010623393
115aa6570
123683969
13227c541
1415a76db
15deca13
hexa219a1

10623393 has 20 divisors (see below), whose sum is σ = 17313648. Its totient is φ = 6437880.

The previous prime is 10623383. The next prime is 10623397. The reversal of 10623393 is 39332601.

10623393 is a `hidden beast` number, since 1 + 0 + 623 + 39 + 3 = 666.

It is not a de Polignac number, because 10623393 - 24 = 10623377 is a prime.

It is a super-2 number, since 2×106233932 = 225712957664898, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10623397) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5071 + ... + 6852.

Almost surely, 210623393 is an apocalyptic number.

It is an amenable number.

10623393 is a deficient number, since it is larger than the sum of its proper divisors (6690255).

10623393 is a wasteful number, since it uses less digits than its factorization.

10623393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11946 (or 11937 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 10623393 is about 3259.3546907325. The cubic root of 10623393 is about 219.8303995898.

Adding to 10623393 its reverse (39332601), we get a palindrome (49955994).

The spelling of 10623393 in words is "ten million, six hundred twenty-three thousand, three hundred ninety-three".

Divisors: 1 3 9 11 27 33 81 99 297 891 11923 35769 107307 131153 321921 393459 965763 1180377 3541131 10623393