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232308480 = 283560497
BaseRepresentation
bin11011101100010…
…11111100000000
3121012010111022210
431312023330000
5433432332410
635015102120
75520406125
oct1566137400
9535114283
10232308480
1110a14a888
1265971940
1339189c51
1422bd274c
15155dc220
hexdd8bf00

232308480 has 72 divisors (see below), whose sum is σ = 741947472. Its totient is φ = 61947904.

The previous prime is 232308467. The next prime is 232308491. The reversal of 232308480 is 84803232.

232308480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26409 + ... + 34088.

It is an arithmetic number, because the mean of its divisors is an integer number (10304826).

Almost surely, 2232308480 is an apocalyptic number.

232308480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232308480 is an abundant number, since it is smaller than the sum of its proper divisors (509638992).

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

232308480 is an equidigital number, since it uses as much as digits as its factorization.

232308480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60521 (or 60507 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 232308480 is about 15241.6691999269. The cubic root of 232308480 is about 614.7355859834.

The spelling of 232308480 in words is "two hundred thirty-two million, three hundred eight thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 768 960 1280 1920 3840 60497 120994 181491 241988 302485 362982 483976 604970 725964 907455 967952 1209940 1451928 1814910 1935904 2419880 2903856 3629820 3871808 4839760 5807712 7259640 7743616 9679520 11615424 14519280 15487232 19359040 23230848 29038560 38718080 46461696 58077120 77436160 116154240 232308480