Base | Representation |
---|---|
bin | 10000111111111010… |
… | …101000101111101100 |
3 | 1202010000202002021221 |
4 | 100333322220233230 |
5 | 244340031030121 |
6 | 12215052033124 |
7 | 1214210116522 |
oct | 207772505754 |
9 | 52100662257 |
10 | 18252205036 |
11 | 781699187a |
12 | 36547627a4 |
13 | 194b565830 |
14 | c5211c312 |
15 | 71c5c5b41 |
hex | 43fea8bec |
18252205036 has 96 divisors (see below), whose sum is σ = 37265614848. Its totient is φ = 7755644160.
The previous prime is 18252205009. The next prime is 18252205061. The reversal of 18252205036 is 63050225281.
It is a super-2 number, since 2×182522050362 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 18252204992 and 18252205010.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3426271 + ... + 3431593.
It is an arithmetic number, because the mean of its divisors is an integer number (388183488).
Almost surely, 218252205036 is an apocalyptic number.
It is an amenable number.
18252205036 is an abundant number, since it is smaller than the sum of its proper divisors (19013409812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18252205036 is a wasteful number, since it uses less digits than its factorization.
18252205036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5471 (or 5469 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 34.
The spelling of 18252205036 in words is "eighteen billion, two hundred fifty-two million, two hundred five thousand, thirty-six".
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