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234315156 = 223151129313
BaseRepresentation
bin11011111011101…
…01110110010100
3121022220102222010
431331311312110
5434441041111
635130104220
75543434365
oct1575656624
9538812863
10234315156
111102a0499
126657b070
133971042a
1423195b6c
1515886aa6
hexdf75d94

234315156 has 24 divisors (see below), whose sum is σ = 550360384. Its totient is φ = 77587200.

The previous prime is 234315101. The next prime is 234315197. The reversal of 234315156 is 651513432.

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, 62845 + ... + 66468.

Almost surely, 2234315156 is an apocalyptic number.

It is an amenable number.

234315156 is an abundant number, since it is smaller than the sum of its proper divisors (316045228).

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

234315156 is a wasteful number, since it uses less digits than its factorization.

234315156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129471 (or 129469 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 234315156 is about 15307.3562707608. The cubic root of 234315156 is about 616.5005383840.

Adding to 234315156 its reverse (651513432), we get a palindrome (885828588).

The spelling of 234315156 in words is "two hundred thirty-four million, three hundred fifteen thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 151 302 453 604 906 1812 129313 258626 387939 517252 775878 1551756 19526263 39052526 58578789 78105052 117157578 234315156