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232814240 = 2551455089
BaseRepresentation
bin11011110000001…
…11011010100000
3121020002012002122
431320013122200
5434100023430
635034003412
75524613501
oct1570073240
9536065078
10232814240
1110a46586a
1265b76568
1339306209
1422cc4ba8
151568bee5
hexde076a0

232814240 has 24 divisors (see below), whose sum is σ = 550024020. Its totient is φ = 93125632.

The previous prime is 232814237. The next prime is 232814273. The reversal of 232814240 is 42418232.

It can be written as a sum of positive squares in 2 ways, for example, as 226321936 + 6492304 = 15044^2 + 2548^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 727385 + ... + 727704.

Almost surely, 2232814240 is an apocalyptic number.

232814240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232814240 is an abundant number, since it is smaller than the sum of its proper divisors (317209780).

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

232814240 is a wasteful number, since it uses less digits than its factorization.

232814240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455104 (or 1455096 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 232814240 is about 15258.2515381023. The cubic root of 232814240 is about 615.1813773087.

The spelling of 232814240 in words is "two hundred thirty-two million, eight hundred fourteen thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1455089 2910178 5820356 7275445 11640712 14550890 23281424 29101780 46562848 58203560 116407120 232814240