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23369213 = 715122109
BaseRepresentation
bin101100100100…
…1010111111101
31121222021112102
41121021113331
521440303323
62152514445
7402430550
oct131112775
947867472
1023369213
11122116aa
1279aba25
134ac2b4a
143164697
1520b9328
hex16495fd

23369213 has 8 divisors (see below), whose sum is σ = 26885760. Its totient is φ = 19897200.

The previous prime is 23369197. The next prime is 23369233. The reversal of 23369213 is 31296332.

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

It is a cyclic number.

It is not a de Polignac number, because 23369213 - 24 = 23369197 is a prime.

It is a super-2 number, since 2×233692132 = 1092240232478738, 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 (23369233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9998 + ... + 12111.

It is an arithmetic number, because the mean of its divisors is an integer number (3360720).

Almost surely, 223369213 is an apocalyptic number.

It is an amenable number.

23369213 is a deficient number, since it is larger than the sum of its proper divisors (3516547).

23369213 is a wasteful number, since it uses less digits than its factorization.

23369213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22267.

The product of its digits is 5832, while the sum is 29.

The square root of 23369213 is about 4834.1713871149. The cubic root of 23369213 is about 285.9003556894.

The spelling of 23369213 in words is "twenty-three million, three hundred sixty-nine thousand, two hundred thirteen".

Divisors: 1 7 151 1057 22109 154763 3338459 23369213