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199029902200 = 23521397159349
BaseRepresentation
bin1011100101011100011…
…0110100101101111000
3201000201201212121111021
42321113012310231320
511230103123332300
6231233313312224
720244101153353
oct2712706645570
9630651777437
10199029902200
1177454211388
12326a6865674
13159cb3515cc
1498c131929a
15529d1ecd1a
hex2e571b4b78

199029902200 has 48 divisors (see below), whose sum is σ = 466073685000. Its totient is φ = 79039201920.

The previous prime is 199029902147. The next prime is 199029902221. The reversal of 199029902200 is 2209920991.

It is a super-2 number, since 2×1990299022002 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 3551875 + ... + 3607474.

Almost surely, 2199029902200 is an apocalyptic number.

199029902200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

199029902200 is an abundant number, since it is smaller than the sum of its proper divisors (267043782800).

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

199029902200 is a wasteful number, since it uses less digits than its factorization.

199029902200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7159504 (or 7159495 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 43.

The spelling of 199029902200 in words is "one hundred ninety-nine billion, twenty-nine million, nine hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 139 200 278 556 695 1112 1390 2780 3475 5560 6950 13900 27800 7159349 14318698 28637396 35796745 57274792 71593490 143186980 178983725 286373960 357967450 715934900 995149511 1431869800 1990299022 3980598044 4975747555 7961196088 9951495110 19902990220 24878737775 39805980440 49757475550 99514951100 199029902200