Base | Representation |
---|---|
bin | 11100001000110011… |
… | …100100001011010100 |
3 | 2212222120011100020201 |
4 | 130020303210023110 |
5 | 443333400200244 |
6 | 21513542510244 |
7 | 2116460031550 |
oct | 341063441324 |
9 | 85876140221 |
10 | 30212506324 |
11 | 118a41991a0 |
12 | 5a32135384 |
13 | 2b0640a9a0 |
14 | 1668764860 |
15 | bbc603ad4 |
hex | 708ce42d4 |
30212506324 has 48 divisors (see below), whose sum is σ = 70988835456. Its totient is φ = 10865635200.
The previous prime is 30212506319. The next prime is 30212506393. The reversal of 30212506324 is 42360521203.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 30212506292 and 30212506301.
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, 3768787 + ... + 3776794.
It is an arithmetic number, because the mean of its divisors is an integer number (1478934072).
Almost surely, 230212506324 is an apocalyptic number.
It is an amenable number.
30212506324 is an abundant number, since it is smaller than the sum of its proper divisors (40776329132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30212506324 is a wasteful number, since it uses less digits than its factorization.
30212506324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7545616 (or 7545614 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 28.
The spelling of 30212506324 in words is "thirty billion, two hundred twelve million, five hundred six thousand, three hundred twenty-four".
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