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10100011985 = 571933149287
BaseRepresentation
bin10010110100000000…
…11111001111010001
3222001212221202202222
421122000133033101
5131141100340420
64350114150425
7505200454040
oct113200371721
928055852688
1010100011985
114313214548
121b5a582415
13c4c63656b
146bb558557
153e1a66225
hex25a01f3d1

10100011985 has 16 divisors (see below), whose sum is σ = 13858703616. Its totient is φ = 6922093248.

The previous prime is 10100011973. The next prime is 10100011993. The reversal of 10100011985 is 58911000101.

It is not a de Polignac number, because 10100011985 - 210 = 10100010961 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6989 + ... + 142298.

It is an arithmetic number, because the mean of its divisors is an integer number (866168976).

Almost surely, 210100011985 is an apocalyptic number.

It is an amenable number.

10100011985 is a deficient number, since it is larger than the sum of its proper divisors (3758691631).

10100011985 is a wasteful number, since it uses less digits than its factorization.

10100011985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151232.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 10100011985 in words is "ten billion, one hundred million, eleven thousand, nine hundred eighty-five".

Divisors: 1 5 7 35 1933 9665 13531 67655 149287 746435 1045009 5225045 288571771 1442858855 2020002397 10100011985