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23313416 = 237259473
BaseRepresentation
bin101100011101…
…1110000001000
31121212102222212
41120323300020
521432012131
62151404252
7402106100
oct130736010
947772885
1023313416
1112183795
127983688
134aa3629
14314c200
1520a7a2b
hex163bc08

23313416 has 24 divisors (see below), whose sum is σ = 50850270. Its totient is φ = 9991296.

The previous prime is 23313413. The next prime is 23313431. The reversal of 23313416 is 61431332.

It can be written as a sum of positive squares in only one way, i.e., 18232900 + 5080516 = 4270^2 + 2254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23313391 and 23313400.

It is not an unprimeable number, because it can be changed into a prime (23313413) 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 5 ways as a sum of consecutive naturals, for example, 29345 + ... + 30128.

Almost surely, 223313416 is an apocalyptic number.

It is an amenable number.

23313416 is an abundant number, since it is smaller than the sum of its proper divisors (27536854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23313416 is a wasteful number, since it uses less digits than its factorization.

23313416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59493 (or 59482 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 23313416 is about 4828.3968353896. The cubic root of 23313416 is about 285.6726330709.

Adding to 23313416 its reverse (61431332), we get a palindrome (84744748).

The spelling of 23313416 in words is "twenty-three million, three hundred thirteen thousand, four hundred sixteen".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 59473 118946 237892 416311 475784 832622 1665244 2914177 3330488 5828354 11656708 23313416