Base | Representation |
---|---|
bin | 10010111101101011… |
… | …011101100011111100 |
3 | 1221120001222201021110 |
4 | 102331223131203330 |
5 | 313200203000114 |
6 | 13204303402020 |
7 | 1320410321061 |
oct | 227553354374 |
9 | 57501881243 |
10 | 20362156284 |
11 | 86a99a7438 |
12 | 3b432b3310 |
13 | 1bc6728cb2 |
14 | db2438c68 |
15 | 7e2956759 |
hex | 4bdadd8fc |
20362156284 has 48 divisors (see below), whose sum is σ = 50955972480. Its totient is φ = 6308827200.
The previous prime is 20362156223. The next prime is 20362156361. The reversal of 20362156284 is 48265126302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 830442 + ... + 854609.
It is an arithmetic number, because the mean of its divisors is an integer number (1061582760).
Almost surely, 220362156284 is an apocalyptic number.
It is an amenable number.
20362156284 is an abundant number, since it is smaller than the sum of its proper divisors (30593816196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20362156284 is a wasteful number, since it uses less digits than its factorization.
20362156284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1685130 (or 1685128 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 39.
The spelling of 20362156284 in words is "twenty billion, three hundred sixty-two million, one hundred fifty-six thousand, two hundred eighty-four".
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