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38199912996 = 2237454760869
BaseRepresentation
bin100011100100111001…
…000110101000100100
310122121012212122100110
4203210321012220210
51111213134203441
625314312413020
72521425621510
oct434471065044
9118535778313
1038199912996
1115222945033
1274a10a7170
1337aa161a1b
141bc54b1140
15ed8962b16
hex8e4e46a24

38199912996 has 24 divisors (see below), whose sum is σ = 101866434880. Its totient is φ = 10914260832.

The previous prime is 38199912937. The next prime is 38199913001. The reversal of 38199912996 is 69921999183.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227380351 + ... + 227380518.

Almost surely, 238199912996 is an apocalyptic number.

It is an amenable number.

38199912996 is an abundant number, since it is smaller than the sum of its proper divisors (63666521884).

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

38199912996 is a wasteful number, since it uses less digits than its factorization.

38199912996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454760883 (or 454760881 counting only the distinct ones).

The product of its digits is 17006112, while the sum is 66.

The spelling of 38199912996 in words is "thirty-eight billion, one hundred ninety-nine million, nine hundred twelve thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 454760869 909521738 1364282607 1819043476 2728565214 3183326083 5457130428 6366652166 9549978249 12733304332 19099956498 38199912996