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6680000900 = 2252312154839
BaseRepresentation
bin1100011100010100…
…01011100110000100
3122020112121012112202
412032022023212010
5102140040012100
63022503334032
7324352033166
oct61612134604
918215535482
106680000900
112918760601
121365151318
13825c25271
1447525c936
152916a97d5
hex18e28b984

6680000900 has 36 divisors (see below), whose sum is σ = 14963208960. Its totient is φ = 2585805600.

The previous prime is 6680000897. The next prime is 6680000953. The reversal of 6680000900 is 90000866.

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, 1074320 + ... + 1080519.

Almost surely, 26680000900 is an apocalyptic number.

It is an amenable number.

6680000900 is an abundant number, since it is smaller than the sum of its proper divisors (8283208060).

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

6680000900 is a wasteful number, since it uses less digits than its factorization.

6680000900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154884 (or 2154877 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 6680000900 is about 81731.2724726588. The cubic root of 6680000900 is about 1883.3260214994.

The spelling of 6680000900 in words is "six billion, six hundred eighty million, nine hundred", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 25 31 50 62 100 124 155 310 620 775 1550 3100 2154839 4309678 8619356 10774195 21548390 43096780 53870975 66800009 107741950 133600018 215483900 267200036 334000045 668000090 1336000180 1670000225 3340000450 6680000900