Base | Representation |
---|---|
bin | 11100001011110110… |
… | …100111111111110100 |
3 | 2220010010101012112111 |
4 | 130023312213333310 |
5 | 443434442440202 |
6 | 21523010500404 |
7 | 2120650460512 |
oct | 341366477764 |
9 | 86103335474 |
10 | 30263640052 |
11 | 11920043778 |
12 | 5a47294704 |
13 | 2b13ba2129 |
14 | 16714754b2 |
15 | bc1d546d7 |
hex | 70bda7ff4 |
30263640052 has 6 divisors (see below), whose sum is σ = 52961370098. Its totient is φ = 15131820024.
The previous prime is 30263639971. The next prime is 30263640053. The reversal of 30263640052 is 25004636203.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 28695004816 + 1568635236 = 169396^2 + 39606^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30263639996 and 30263640023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30263640053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3782955003 + ... + 3782955010.
Almost surely, 230263640052 is an apocalyptic number.
It is an amenable number.
30263640052 is a deficient number, since it is larger than the sum of its proper divisors (22697730046).
30263640052 is a wasteful number, since it uses less digits than its factorization.
30263640052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7565910017 (or 7565910015 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 31.
The spelling of 30263640052 in words is "thirty billion, two hundred sixty-three million, six hundred forty thousand, fifty-two".
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