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200000899998 = 23279140647609
BaseRepresentation
bin1011101001000011111…
…0111000101110011110
3201010020101222102001200
42322100332320232132
511234100212244443
6231513521220330
720310131412624
oct2722076705636
9633211872050
10200000899998
11779023263a9
1232917a916a6
1315b24575a13
149974277514
1553085a0dd3
hex2e90fb8b9e

200000899998 has 24 divisors (see below), whose sum is σ = 438820543200. Its totient is φ = 65823080544.

The previous prime is 200000899993. The next prime is 200000899999. The reversal of 200000899998 is 899998000002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000899993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70322383 + ... + 70325226.

It is an arithmetic number, because the mean of its divisors is an integer number (18284189300).

Almost surely, 2200000899998 is an apocalyptic number.

200000899998 is an abundant number, since it is smaller than the sum of its proper divisors (238819643202).

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

200000899998 is a wasteful number, since it uses less digits than its factorization.

200000899998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140647696 (or 140647693 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The spelling of 200000899998 in words is "two hundred billion, eight hundred ninety-nine thousand, nine hundred ninety-eight".

Divisors: 1 2 3 6 9 18 79 158 237 474 711 1422 140647609 281295218 421942827 843885654 1265828481 2531656962 11111161111 22222322222 33333483333 66666966666 100000449999 200000899998