Search a number
-
+
57214858970 = 2548712839157
BaseRepresentation
bin110101010010010001…
…010111011011011010
312110200101211222111202
4311102101113123122
51414134000441340
642141212554202
74063560164003
oct652221273332
9173611758452
1057214858970
11222a0329415
12b109182962
13551a733349
142aaaa1a1aa
15174cea0c15
hexd524576da

57214858970 has 32 divisors (see below), whose sum is σ = 103289931648. Its totient is φ = 22818656448.

The previous prime is 57214858969. The next prime is 57214858991. The reversal of 57214858970 is 7985841275.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6243632 + ... + 6252788.

It is an arithmetic number, because the mean of its divisors is an integer number (3227810364).

Almost surely, 257214858970 is an apocalyptic number.

57214858970 is a deficient number, since it is larger than the sum of its proper divisors (46075072678).

57214858970 is a wasteful number, since it uses less digits than its factorization.

57214858970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10934.

The product of its (nonzero) digits is 5644800, while the sum is 56.

The spelling of 57214858970 in words is "fifty-seven billion, two hundred fourteen million, eight hundred fifty-eight thousand, nine hundred seventy".

Divisors: 1 2 5 10 487 974 1283 2435 2566 4870 6415 9157 12830 18314 45785 91570 624821 1249642 3124105 4459459 6248210 8918918 11748431 22297295 23496862 44594590 58742155 117484310 5721485897 11442971794 28607429485 57214858970