Search a number
-
+
23051033068 = 2276169119531
BaseRepresentation
bin10101011101111100…
…101101100111101100
32012111110120210210111
4111131330231213230
5334202031024233
614331155345404
71444140356020
oct253574554754
965443523714
1023051033068
119859786358
1245738b2264
13223481984b
1411895b4380
158eda40acd
hex55df2d9ec

23051033068 has 48 divisors (see below), whose sum is σ = 46928051968. Its totient is φ = 9702504000.

The previous prime is 23051033053. The next prime is 23051033087. The reversal of 23051033068 is 86033015032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1170463 + ... + 1189993.

Almost surely, 223051033068 is an apocalyptic number.

23051033068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23051033068 is an abundant number, since it is smaller than the sum of its proper divisors (23877018900).

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

23051033068 is a wasteful number, since it uses less digits than its factorization.

23051033068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20294 (or 20292 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 23051033068 in words is "twenty-three billion, fifty-one million, thirty-three thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 61 122 244 427 691 854 1382 1708 2764 4837 9674 19348 19531 39062 42151 78124 84302 136717 168604 273434 295057 546868 590114 1180228 1191391 2382782 4765564 8339737 13495921 16679474 26991842 33358948 53983684 94471447 188942894 377885788 823251181 1646502362 3293004724 5762758267 11525516534 23051033068