Base | Representation |
---|---|
bin | 1000000101100001… |
… | …1111010101111100 |
3 | 12121021112000010111 |
4 | 2001120133111330 |
5 | 13421143240300 |
6 | 555221115404 |
7 | 104535324106 |
oct | 20130372574 |
9 | 5537460114 |
10 | 2170680700 |
11 | a143245a1 |
12 | 506b58b64 |
13 | 287937466 |
14 | 168408576 |
15 | ca8799ba |
hex | 8161f57c |
2170680700 has 36 divisors (see below), whose sum is σ = 4987462032. Its totient is φ = 817196800.
The previous prime is 2170680697. The next prime is 2170680761. The reversal of 2170680700 is 70860712.
It is a happy number.
2170680700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 636736 + ... + 640135.
It is an arithmetic number, because the mean of its divisors is an integer number (138540612).
Almost surely, 22170680700 is an apocalyptic number.
2170680700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2170680700 is an abundant number, since it is smaller than the sum of its proper divisors (2816781332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2170680700 is a wasteful number, since it uses less digits than its factorization.
2170680700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1276902 (or 1276895 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 31.
The square root of 2170680700 is about 46590.5644953997. The cubic root of 2170680700 is about 1294.7879479667.
The spelling of 2170680700 in words is "two billion, one hundred seventy million, six hundred eighty thousand, seven hundred".
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