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23369424 = 24313172203
BaseRepresentation
bin101100100100…
…1011011010000
31121222021211020
41121021123100
521440310144
62152515440
7402431301
oct131113320
947867736
1023369424
1112211881
1279abb80
134ac2c80
1431647a8
1520b9419
hex16496d0

23369424 has 80 divisors (see below), whose sum is σ = 68870592. Its totient is φ = 6764544.

The previous prime is 23369393. The next prime is 23369429. The reversal of 23369424 is 42496332.

It is a super-2 number, since 2×233694242 = 1092259956183552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23369429) 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 15 ways as a sum of consecutive naturals, for example, 9507 + ... + 11709.

Almost surely, 223369424 is an apocalyptic number.

23369424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23369424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34435296).

23369424 is an abundant number, since it is smaller than the sum of its proper divisors (45501168).

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

23369424 is a wasteful number, since it uses less digits than its factorization.

23369424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244 (or 2238 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 23369424 is about 4834.1932108678. The cubic root of 23369424 is about 285.9012161491.

The spelling of 23369424 in words is "twenty-three million, three hundred sixty-nine thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 13 16 17 24 26 34 39 48 51 52 68 78 102 104 136 156 204 208 221 272 312 408 442 624 663 816 884 1326 1768 2203 2652 3536 4406 5304 6609 8812 10608 13218 17624 26436 28639 35248 37451 52872 57278 74902 85917 105744 112353 114556 149804 171834 224706 229112 299608 343668 449412 458224 486863 599216 687336 898824 973726 1374672 1460589 1797648 1947452 2921178 3894904 5842356 7789808 11684712 23369424