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10131000200 = 2352440911489
BaseRepresentation
bin10010110111101101…
…01100101110001000
3222011001021010121122
421123312230232020
5131222014001300
64353142254412
7506025036506
oct113366545610
928131233548
1010131000200
11432975a442
121b68a27408
13c55b96299
146c1703676
153e4637c85
hex25bdacb88

10131000200 has 48 divisors (see below), whose sum is σ = 23561968500. Its totient is φ = 4051128320.

The previous prime is 10131000199. The next prime is 10131000221. The reversal of 10131000200 is 200013101.

It can be written as a sum of positive squares in 6 ways, for example, as 589227076 + 9541773124 = 24274^2 + 97682^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 876056 + ... + 887544.

Almost surely, 210131000200 is an apocalyptic number.

10131000200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10131000200 is an abundant number, since it is smaller than the sum of its proper divisors (13430968300).

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

10131000200 is a wasteful number, since it uses less digits than its factorization.

10131000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15914 (or 15905 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 10131000200 its reverse (200013101), we get a palindrome (10331013301).

The spelling of 10131000200 in words is "ten billion, one hundred thirty-one million, two hundred", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 4409 8818 11489 17636 22045 22978 35272 44090 45956 57445 88180 91912 110225 114890 176360 220450 229780 287225 440900 459560 574450 881800 1148900 2297800 50655001 101310002 202620004 253275005 405240008 506550010 1013100020 1266375025 2026200040 2532750050 5065500100 10131000200