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2137017885 = 35330143159
BaseRepresentation
bin111111101100000…
…0100111000011101
312111221011202102120
41333120010320131
513334034033020
6552015413153
7103646231562
oct17730047035
95457152376
102137017885
119a7322192
124b78241b9
1328097c232
14163b64869
15c792a740
hex7f604e1d

2137017885 has 16 divisors (see below), whose sum is σ = 3420343680. Its totient is φ = 1139371200.

The previous prime is 2137017833. The next prime is 2137017901. The reversal of 2137017885 is 5887107312.

It is not a de Polignac number, because 2137017885 - 26 = 2137017821 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27936 + ... + 71094.

It is an arithmetic number, because the mean of its divisors is an integer number (213771480).

Almost surely, 22137017885 is an apocalyptic number.

It is an amenable number.

2137017885 is a deficient number, since it is larger than the sum of its proper divisors (1283325795).

2137017885 is a wasteful number, since it uses less digits than its factorization.

2137017885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46468.

The product of its (nonzero) digits is 94080, while the sum is 42.

The square root of 2137017885 is about 46227.8907695344. The cubic root of 2137017885 is about 1288.0598772766.

The spelling of 2137017885 in words is "two billion, one hundred thirty-seven million, seventeen thousand, eight hundred eighty-five".

Divisors: 1 3 5 15 3301 9903 16505 43159 49515 129477 215795 647385 142467859 427403577 712339295 2137017885