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56153406 = 2311538117
BaseRepresentation
bin1101011000110…
…1010100111110
310220122212222210
43112031110332
5103333402111
65323321250
71251203361
oct326152476
9126585883
1056153406
1129773981
1216980226
13b83118a
14765a0d8
154de30a6
hex358d53e

56153406 has 16 divisors (see below), whose sum is σ = 112418064. Its totient is φ = 18699264.

The previous prime is 56153387. The next prime is 56153413. The reversal of 56153406 is 60435165.

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, 2860 + ... + 10976.

It is an arithmetic number, because the mean of its divisors is an integer number (7026129).

Almost surely, 256153406 is an apocalyptic number.

56153406 is an abundant number, since it is smaller than the sum of its proper divisors (56264658).

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

56153406 is a wasteful number, since it uses less digits than its factorization.

56153406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9275.

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

The square root of 56153406 is about 7493.5576330605. The cubic root of 56153406 is about 382.9352693701.

The spelling of 56153406 in words is "fifty-six million, one hundred fifty-three thousand, four hundred six".

Divisors: 1 2 3 6 1153 2306 3459 6918 8117 16234 24351 48702 9358901 18717802 28076703 56153406