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102231303260 = 22539757122549
BaseRepresentation
bin101111100110101110…
…1011110010001011100
3100202212200020021220012
41133031131132101130
53133332203201020
6114544151342352
710246246511552
oct1371535362134
9322780207805
10102231303260
113a3a09a6289
12179910819b8
139842b81328
144d3b529bd2
1529d508b7c5
hex17cd75e45c

102231303260 has 48 divisors (see below), whose sum is σ = 215612997600. Its totient is φ = 40716276480.

The previous prime is 102231303259. The next prime is 102231303269. The reversal of 102231303260 is 62303132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102231303269) 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, 4522466 + ... + 4545014.

It is an arithmetic number, because the mean of its divisors is an integer number (4491937450).

Almost surely, 2102231303260 is an apocalyptic number.

102231303260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102231303260 is an abundant number, since it is smaller than the sum of its proper divisors (113381694340).

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

102231303260 is a wasteful number, since it uses less digits than its factorization.

102231303260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23526 (or 23524 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 102231303260 its reverse (62303132201), we get a palindrome (164534435461).

The spelling of 102231303260 in words is "one hundred two billion, two hundred thirty-one million, three hundred three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 397 571 794 1142 1588 1985 2284 2855 3970 5710 7940 11420 22549 45098 90196 112745 225490 226687 450980 453374 906748 1133435 2266870 4533740 8951953 12875479 17903906 25750958 35807812 44759765 51501916 64377395 89519530 128754790 179039060 257509580 5111565163 10223130326 20446260652 25557825815 51115651630 102231303260