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23080668 = 22313219599
BaseRepresentation
bin101100000001…
…0111011011100
31121102121201120
41120002323130
521402040133
62142410540
7400116402
oct130027334
947377646
1023080668
1112034936
127890a50
134a21700
1430cb472
15205dab3
hex1602edc

23080668 has 72 divisors (see below), whose sum is σ = 61488000. Its totient is φ = 6716736.

The previous prime is 23080667. The next prime is 23080693. The reversal of 23080668 is 86608032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23080667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38233 + ... + 38831.

It is an arithmetic number, because the mean of its divisors is an integer number (854000).

Almost surely, 223080668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23080668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30744000).

23080668 is an abundant number, since it is smaller than the sum of its proper divisors (38407332).

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

23080668 is a wasteful number, since it uses less digits than its factorization.

23080668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 23080668 is about 4804.2343822924. The cubic root of 23080668 is about 284.7187869423.

The spelling of 23080668 in words is "twenty-three million, eighty thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 12 13 19 26 38 39 52 57 76 78 114 156 169 228 247 338 494 507 599 676 741 988 1014 1198 1482 1797 2028 2396 2964 3211 3594 6422 7188 7787 9633 11381 12844 15574 19266 22762 23361 31148 34143 38532 45524 46722 68286 93444 101231 136572 147953 202462 295906 303693 404924 443859 591812 607386 887718 1214772 1775436 1923389 3846778 5770167 7693556 11540334 23080668