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97023660 = 223523167421
BaseRepresentation
bin1011100100001…
…11011010101100
320202120022102220
411302013122230
5144314224120
613343315340
72255454546
oct562073254
9222508386
1097023660
114a849348
12285abb50
1317140b66
14cc58696
1587b7b40
hex5c876ac

97023660 has 96 divisors (see below), whose sum is σ = 285852672. Its totient is φ = 24541440.

The previous prime is 97023601. The next prime is 97023677. The reversal of 97023660 is 6632079.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 230250 + ... + 230670.

It is an arithmetic number, because the mean of its divisors is an integer number (2977632).

Almost surely, 297023660 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 97023660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142926336).

97023660 is an abundant number, since it is smaller than the sum of its proper divisors (188829012).

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

97023660 is a wasteful number, since it uses less digits than its factorization.

97023660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 97023660 is about 9850.0588830727. The cubic root of 97023660 is about 459.5074437862.

The spelling of 97023660 in words is "ninety-seven million, twenty-three thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 115 138 167 230 276 334 345 421 460 501 668 690 835 842 1002 1263 1380 1670 1684 2004 2105 2505 2526 3340 3841 4210 5010 5052 6315 7682 8420 9683 10020 11523 12630 15364 19205 19366 23046 25260 29049 38410 38732 46092 48415 57615 58098 70307 76820 96830 115230 116196 140614 145245 193660 210921 230460 281228 290490 351535 421842 580980 703070 843684 1054605 1406140 1617061 2109210 3234122 4218420 4851183 6468244 8085305 9702366 16170610 19404732 24255915 32341220 48511830 97023660