Base | Representation |
---|---|
bin | 11100100001110110… |
… | …010101001000101000 |
3 | 2221001211202102212011 |
4 | 130201312111020220 |
5 | 1000213430132134 |
6 | 22023352125304 |
7 | 2133051220102 |
oct | 344166251050 |
9 | 87054672764 |
10 | 30632661544 |
11 | 11a9a380011 |
12 | 5b2a996834 |
13 | 2b72488244 |
14 | 16a8494572 |
15 | be4449264 |
hex | 721d95228 |
30632661544 has 32 divisors (see below), whose sum is σ = 57940122240. Its totient is φ = 15182510400.
The previous prime is 30632661529. The next prime is 30632661551. The reversal of 30632661544 is 44516623603.
It is a happy number.
It is a super-3 number, since 3×306326615443 (a number of 32 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 30632661497 and 30632661506.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416317 + ... + 484339.
It is an arithmetic number, because the mean of its divisors is an integer number (1810628820).
Almost surely, 230632661544 is an apocalyptic number.
It is an amenable number.
30632661544 is a deficient number, since it is larger than the sum of its proper divisors (27307460696).
30632661544 is a wasteful number, since it uses less digits than its factorization.
30632661544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68521 (or 68517 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 40.
The spelling of 30632661544 in words is "thirty billion, six hundred thirty-two million, six hundred sixty-one thousand, five hundred forty-four".
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