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234407970 = 23254316043
BaseRepresentation
bin11011111100011…
…00100000100010
3121100002011021200
431332030200202
5440002023340
635132102030
75544302106
oct1576144042
9540064250
10234407970
111103541a5
1266604916
1339743754
14231bb906
15158a4330
hexdf8c822

234407970 has 48 divisors (see below), whose sum is σ = 610975872. Its totient is φ = 62353440.

The previous prime is 234407963. The next prime is 234407983. The reversal of 234407970 is 79704432.

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 23 ways as a sum of consecutive naturals, for example, 35769 + ... + 41811.

It is an arithmetic number, because the mean of its divisors is an integer number (12728664).

Almost surely, 2234407970 is an apocalyptic number.

234407970 is an abundant number, since it is smaller than the sum of its proper divisors (376567902).

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

234407970 is a wasteful number, since it uses less digits than its factorization.

234407970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6487 (or 6484 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 234407970 is about 15310.3876502197. The cubic root of 234407970 is about 616.5819278092.

The spelling of 234407970 in words is "two hundred thirty-four million, four hundred seven thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 431 862 1293 2155 2586 3879 4310 6043 6465 7758 12086 12930 18129 19395 30215 36258 38790 54387 60430 90645 108774 181290 271935 543870 2604533 5209066 7813599 13022665 15627198 23440797 26045330 39067995 46881594 78135990 117203985 234407970