Base | Representation |
---|---|
bin | 11100011100011101… |
… | …100000100001001000 |
3 | 2220211112122222220012 |
4 | 130130131200201020 |
5 | 1000022310042423 |
6 | 22010402451052 |
7 | 2130602666354 |
oct | 343435404110 |
9 | 86745588805 |
10 | 30542268488 |
11 | 11a53350406 |
12 | 5b04663a88 |
13 | 2b59829424 |
14 | 169a484464 |
15 | bdb541078 |
hex | 71c760848 |
30542268488 has 16 divisors (see below), whose sum is σ = 59241469500. Its totient is φ = 14744543296.
The previous prime is 30542268443. The next prime is 30542268503. The reversal of 30542268488 is 88486224503.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 30540358564 + 1909924 = 174758^2 + 1382^2 .
It is a super-2 number, since 2×305422684882 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65823623 + ... + 65824086.
Almost surely, 230542268488 is an apocalyptic number.
It is an amenable number.
30542268488 is a deficient number, since it is larger than the sum of its proper divisors (28699201012).
30542268488 is a wasteful number, since it uses less digits than its factorization.
30542268488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131647744 (or 131647740 counting only the distinct ones).
The product of its (nonzero) digits is 2949120, while the sum is 50.
The spelling of 30542268488 in words is "thirty billion, five hundred forty-two million, two hundred sixty-eight thousand, four hundred eighty-eight".
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