Base | Representation |
---|---|
bin | 11100010100000100… |
… | …010010110011011000 |
3 | 2220110201200012212201 |
4 | 130110010102303120 |
5 | 444230232102414 |
6 | 21544412215544 |
7 | 2124242661505 |
oct | 342404226330 |
9 | 86421605781 |
10 | 30401440984 |
11 | 11990903642 |
12 | 5a8546a5b4 |
13 | 2b365bc545 |
14 | 16858a64ac |
15 | bcdec4574 |
hex | 714112cd8 |
30401440984 has 8 divisors (see below), whose sum is σ = 57002701860. Its totient is φ = 15200720488.
The previous prime is 30401440973. The next prime is 30401441011. The reversal of 30401440984 is 48904410403.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×304014409842 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1900090054 + ... + 1900090069.
Almost surely, 230401440984 is an apocalyptic number.
It is an amenable number.
30401440984 is a deficient number, since it is larger than the sum of its proper divisors (26601260876).
30401440984 is a wasteful number, since it uses less digits than its factorization.
30401440984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3800180129 (or 3800180125 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 37.
The spelling of 30401440984 in words is "thirty billion, four hundred one million, four hundred forty thousand, nine hundred eighty-four".
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