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230687082 = 23337115459
BaseRepresentation
bin11011100000000…
…00000101101010
3121002002010012000
431300000011222
5433023441312
634520231430
75500544043
oct1560000552
9532063160
10230687082
1110924268a
126530b576
1338a3cc42
14228cd8ca
15153bbadc
hexdc0016a

230687082 has 32 divisors (see below), whose sum is σ = 526497600. Its totient is φ = 74816784.

The previous prime is 230687077. The next prime is 230687087. The reversal of 230687082 is 280786032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (230687077) and next prime (230687087).

It is not an unprimeable number, because it can be changed into a prime (230687087) 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, 55732 + ... + 59727.

It is an arithmetic number, because the mean of its divisors is an integer number (16453050).

Almost surely, 2230687082 is an apocalyptic number.

230687082 is an abundant number, since it is smaller than the sum of its proper divisors (295810518).

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

230687082 is a wasteful number, since it uses less digits than its factorization.

230687082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115507 (or 115501 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 230687082 is about 15188.3864185765. The cubic root of 230687082 is about 613.3020625072.

The spelling of 230687082 in words is "two hundred thirty million, six hundred eighty-seven thousand, eighty-two".

Divisors: 1 2 3 6 9 18 27 37 54 74 111 222 333 666 999 1998 115459 230918 346377 692754 1039131 2078262 3117393 4271983 6234786 8543966 12815949 25631898 38447847 76895694 115343541 230687082