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231113300 = 225211172727
BaseRepresentation
bin11011100011010…
…00001001010100
3121002212202211212
431301220021110
5433131111200
634533320552
75504300465
oct1561501124
9532782755
10231113300
11109503930
1265496158
1338b5bc42
14229a0d6c
1515453035
hexdc68254

231113300 has 108 divisors (see below), whose sum is σ = 581983584. Its totient is φ = 78988800.

The previous prime is 231113293. The next prime is 231113303. The reversal of 231113300 is 3311132.

231113300 = 325 + 335 + ... + 365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231113303) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 317537 + ... + 318263.

Almost surely, 2231113300 is an apocalyptic number.

231113300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231113300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290991792).

231113300 is an abundant number, since it is smaller than the sum of its proper divisors (350870284).

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

231113300 is a wasteful number, since it uses less digits than its factorization.

231113300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 231113300 is about 15202.4109929971. The cubic root of 231113300 is about 613.6795429066.

Adding to 231113300 its reverse (3311132), we get a palindrome (234424432).

The spelling of 231113300 in words is "two hundred thirty-one million, one hundred thirteen thousand, three hundred".

Divisors: 1 2 4 5 10 11 17 20 22 25 34 44 50 55 68 85 100 110 170 187 220 275 289 340 374 425 550 578 727 748 850 935 1100 1156 1445 1454 1700 1870 2890 2908 3179 3635 3740 4675 5780 6358 7225 7270 7997 9350 12359 12716 14450 14540 15895 15994 18175 18700 24718 28900 31790 31988 36350 39985 49436 61795 63580 72700 79475 79970 123590 135949 158950 159940 199925 210103 247180 271898 308975 317900 399850 420206 543796 617950 679745 799700 840412 1050515 1235900 1359490 2101030 2311133 2718980 3398725 4202060 4622266 5252575 6797450 9244532 10505150 11555665 13594900 21010300 23111330 46222660 57778325 115556650 231113300