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93378680 = 23573113283
BaseRepresentation
bin1011001000011…
…01100001111000
320111201010110122
411210031201320
5142401104210
613133232412
72212464023
oct544154170
9214633418
1093378680
114878986a
1227332708
1316465a75
14c58a1ba
1582e7b55
hex590d878

93378680 has 64 divisors (see below), whose sum is σ = 215624160. Its totient is φ = 36384768.

The previous prime is 93378661. The next prime is 93378721. The reversal of 93378680 is 8687339.

It is a congruent number.

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, 329819 + ... + 330101.

Almost surely, 293378680 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 93378680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107812080).

93378680 is an abundant number, since it is smaller than the sum of its proper divisors (122245480).

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

93378680 is a wasteful number, since it uses less digits than its factorization.

93378680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 93378680 is about 9663.2644587634. The cubic root of 93378680 is about 453.6795917639.

The spelling of 93378680 in words is "ninety-three million, three hundred seventy-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 73 113 146 226 283 292 365 452 565 566 584 730 904 1130 1132 1415 1460 2260 2264 2830 2920 4520 5660 8249 11320 16498 20659 31979 32996 41245 41318 63958 65992 82490 82636 103295 127916 159895 164980 165272 206590 255832 319790 329960 413180 639580 826360 1279160 2334467 4668934 9337868 11672335 18675736 23344670 46689340 93378680