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232311340 = 22522950723
BaseRepresentation
bin11011101100011…
…00101000101100
3121012010122020201
431312030220230
5433432430330
635015123244
75520420352
oct1566145054
9535118221
10232311340
1110a151a48
1265973524
133918b341
1422bd37d2
15155dceca
hexdd8ca2c

232311340 has 24 divisors (see below), whose sum is σ = 489993840. Its totient is φ = 92516928.

The previous prime is 232311323. The next prime is 232311353. The reversal of 232311340 is 43113232.

232311340 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 20782 + ... + 29941.

It is an arithmetic number, because the mean of its divisors is an integer number (20416410).

Almost surely, 2232311340 is an apocalyptic number.

232311340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232311340 is an abundant number, since it is smaller than the sum of its proper divisors (257682500).

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

232311340 is a wasteful number, since it uses less digits than its factorization.

232311340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50961 (or 50959 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 232311340 is about 15241.7630213831. The cubic root of 232311340 is about 614.7381086874.

Adding to 232311340 its reverse (43113232), we get a palindrome (275424572).

The spelling of 232311340 in words is "two hundred thirty-two million, three hundred eleven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 229 458 916 1145 2290 4580 50723 101446 202892 253615 507230 1014460 11615567 23231134 46462268 58077835 116155670 232311340