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156427956 = 22334135327
BaseRepresentation
bin10010101001011…
…10011010110100
3101220100100211000
421110232122310
5310021143311
623304443300
73606421116
oct1124563264
9356310730
10156427956
1180332703
1244479530
132653c929
1416abd3b6
15daee056
hex952e6b4

156427956 has 48 divisors (see below), whose sum is σ = 415457280. Its totient is φ = 50869440.

The previous prime is 156427951. The next prime is 156428011. The reversal of 156427956 is 659724651.

156427956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156427951) 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, 13236 + ... + 22091.

It is an arithmetic number, because the mean of its divisors is an integer number (8655360).

Almost surely, 2156427956 is an apocalyptic number.

It is an amenable number.

156427956 is an abundant number, since it is smaller than the sum of its proper divisors (259029324).

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

156427956 is a wasteful number, since it uses less digits than its factorization.

156427956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35381 (or 35373 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 156427956 is about 12507.1162143797. The cubic root of 156427956 is about 538.8130720386.

The spelling of 156427956 in words is "one hundred fifty-six million, four hundred twenty-seven thousand, nine hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 41 54 82 108 123 164 246 369 492 738 1107 1476 2214 4428 35327 70654 105981 141308 211962 317943 423924 635886 953829 1271772 1448407 1907658 2896814 3815316 4345221 5793628 8690442 13035663 17380884 26071326 39106989 52142652 78213978 156427956