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93230658820 = 225131918872603
BaseRepresentation
bin101011011010011111…
…0101111010100000100
322220122101221011212201
41112310332233110010
53011414022040240
6110455104324244
76510225344635
oct1266476572404
9286571834781
1093230658820
11365a2304962
121609a913684
138a3a236910
144725dc788c
152659cd3d9a
hex15b4faf504

93230658820 has 48 divisors (see below), whose sum is σ = 221941823040. Its totient is φ = 32611856256.

The previous prime is 93230658791. The next prime is 93230658821. The reversal of 93230658820 is 2885603239.

It is a super-2 number, since 2×932306588202 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (93230658821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9431362 + ... + 9441241.

It is an arithmetic number, because the mean of its divisors is an integer number (4623787980).

Almost surely, 293230658820 is an apocalyptic number.

It is an amenable number.

93230658820 is an abundant number, since it is smaller than the sum of its proper divisors (128711164220).

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

93230658820 is a wasteful number, since it uses less digits than its factorization.

93230658820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18872644 (or 18872642 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 93230658820 in words is "ninety-three billion, two hundred thirty million, six hundred fifty-eight thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 13 19 20 26 38 52 65 76 95 130 190 247 260 380 494 988 1235 2470 4940 18872603 37745206 75490412 94363015 188726030 245343839 358579457 377452060 490687678 717158914 981375356 1226719195 1434317828 1792897285 2453438390 3585794570 4661532941 4906876780 7171589140 9323065882 18646131764 23307664705 46615329410 93230658820