Base | Representation |
---|---|
bin | 111110001011110… |
… | …1011000010100010 |
3 | 12101102021021012001 |
4 | 1330113223002202 |
5 | 13233131033021 |
6 | 543014354214 |
7 | 102464432512 |
oct | 17427530242 |
9 | 5342237161 |
10 | 2086580386 |
11 | 980902800 |
12 | 4a295b96a |
13 | 27339c967 |
14 | 15b195842 |
15 | c32b6091 |
hex | 7c5eb0a2 |
2086580386 has 48 divisors (see below), whose sum is σ = 3513549312. Its totient is φ = 928477440.
The previous prime is 2086580381. The next prime is 2086580387. The reversal of 2086580386 is 6830856802.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (2086580381) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2417391 + ... + 2418253.
It is an arithmetic number, because the mean of its divisors is an integer number (73198944).
Almost surely, 22086580386 is an apocalyptic number.
2086580386 is a deficient number, since it is larger than the sum of its proper divisors (1426968926).
2086580386 is a wasteful number, since it uses less digits than its factorization.
2086580386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1087 (or 1076 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 46.
The square root of 2086580386 is about 45679.1022897780. The cubic root of 2086580386 is about 1277.8455754530.
The spelling of 2086580386 in words is "two billion, eighty-six million, five hundred eighty thousand, three hundred eighty-six".
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