Base | Representation |
---|---|
bin | 10011011010111001… |
… | …001111011011011011 |
3 | 1222211020021222120200 |
4 | 103122321033123123 |
5 | 320201142321200 |
6 | 13325053153243 |
7 | 1335511455633 |
oct | 233271173333 |
9 | 58736258520 |
10 | 20852307675 |
11 | 8930647431 |
12 | 405b48b823 |
13 | 1c741433c4 |
14 | 101b5896c3 |
15 | 8209c6800 |
hex | 4dae4f6db |
20852307675 has 36 divisors (see below), whose sum is σ = 37691493840. Its totient is φ = 11019188160.
The previous prime is 20852307601. The next prime is 20852307689. The reversal of 20852307675 is 57670325802.
It is not a de Polignac number, because 20852307675 - 29 = 20852307163 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 20852307675.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 400599 + ... + 449648.
It is an arithmetic number, because the mean of its divisors is an integer number (1046985940).
Almost surely, 220852307675 is an apocalyptic number.
20852307675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20852307675 is a deficient number, since it is larger than the sum of its proper divisors (16839186165).
20852307675 is a wasteful number, since it uses less digits than its factorization.
20852307675 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 850372 (or 850364 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 45.
The spelling of 20852307675 in words is "twenty billion, eight hundred fifty-two million, three hundred seven thousand, six hundred seventy-five".
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