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230411664 = 243271791277
BaseRepresentation
bin11011011101111…
…00110110010000
3121001120010101100
431232330312100
5432441133124
634510304400
75465316060
oct1556746620
9531503340
10230411664
1110907476a
12651b8100
1338974782
142285b3a0
15153651c9
hexdbbcd90

230411664 has 120 divisors (see below), whose sum is σ = 741648960. Its totient is φ = 65412864.

The previous prime is 230411653. The next prime is 230411707. The reversal of 230411664 is 466114032.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179794 + ... + 181070.

It is an arithmetic number, because the mean of its divisors is an integer number (6180408).

Almost surely, 2230411664 is an apocalyptic number.

230411664 is a gapful number since it is divisible by the number (24) 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 230411664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370824480).

230411664 is an abundant number, since it is smaller than the sum of its proper divisors (511237296).

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

230411664 is a wasteful number, since it uses less digits than its factorization.

230411664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477 (or 1468 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 230411664 is about 15179.3169806813. The cubic root of 230411664 is about 613.0578909176.

Adding to 230411664 its reverse (466114032), we get a palindrome (696525696).

It can be divided in two parts, 2304 and 11664, that multiplied together give a 4-th power (26873856 = 724).

The spelling of 230411664 in words is "two hundred thirty million, four hundred eleven thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 179 252 336 358 504 537 716 1008 1074 1253 1277 1432 1611 2148 2506 2554 2864 3222 3759 3831 4296 5012 5108 6444 7518 7662 8592 8939 10024 10216 11277 11493 12888 15036 15324 17878 20048 20432 22554 22986 25776 26817 30072 30648 35756 45108 45972 53634 60144 61296 71512 80451 90216 91944 107268 143024 160902 180432 183888 214536 228583 321804 429072 457166 643608 685749 914332 1287216 1371498 1600081 1828664 2057247 2742996 3200162 3657328 4114494 4800243 5485992 6400324 8228988 9600486 10971984 12800648 14400729 16457976 19200972 25601296 28801458 32915952 38401944 57602916 76803888 115205832 230411664