Base | Representation |
---|---|
bin | 11011111110000000… |
… | …010100100101111100 |
3 | 2212111221012011020222 |
4 | 123332000110211330 |
5 | 443001003112423 |
6 | 21443551000512 |
7 | 2112126563243 |
oct | 337600244574 |
9 | 85457164228 |
10 | 30031300988 |
11 | 11810982a17 |
12 | 59a1509138 |
13 | 2aa7a042b0 |
14 | 164c67595a |
15 | bab75d3c8 |
hex | 6fe01497c |
30031300988 has 24 divisors (see below), whose sum is σ = 56972284320. Its totient is φ = 13768804800.
The previous prime is 30031300967. The next prime is 30031300993. The reversal of 30031300988 is 88900313003.
It is a super-2 number, since 2×300313009882 (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 in 7 ways as a sum of consecutive naturals, for example, 1904483 + ... + 1920186.
It is an arithmetic number, because the mean of its divisors is an integer number (2373845180).
Almost surely, 230031300988 is an apocalyptic number.
It is an amenable number.
30031300988 is a deficient number, since it is larger than the sum of its proper divisors (26940983332).
30031300988 is a wasteful number, since it uses less digits than its factorization.
30031300988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3824837 (or 3824835 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 35.
The spelling of 30031300988 in words is "thirty billion, thirty-one million, three hundred thousand, nine hundred eighty-eight".
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