Base | Representation |
---|---|
bin | 1101100111100010001011… |
… | …10110111111010000111000 |
3 | 10221000210001012121121202210 |
4 | 12303301011312333100320 |
5 | 12411112230102434040 |
6 | 143404505103255120 |
7 | 6210334652306106 |
oct | 663610566772070 |
9 | 127023035547683 |
10 | 29945684030520 |
11 | 95a5990a53285 |
12 | 3437810baa4a0 |
13 | 1392b3447b33b |
14 | 757543776c76 |
15 | 36de51598480 |
hex | 1b3c45dbf438 |
29945684030520 has 64 divisors (see below), whose sum is σ = 89840294691840. Its totient is φ = 7985227510400.
The previous prime is 29945684030513. The next prime is 29945684030533. The reversal of 29945684030520 is 2503048654992.
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, 1154796 + ... + 7824635.
It is an arithmetic number, because the mean of its divisors is an integer number (1403754604560).
Almost surely, 229945684030520 is an apocalyptic number.
29945684030520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29945684030520 is an abundant number, since it is smaller than the sum of its proper divisors (59894610661320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29945684030520 is a wasteful number, since it uses less digits than its factorization.
29945684030520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9007236 (or 9007232 counting only the distinct ones).
The product of its (nonzero) digits is 18662400, while the sum is 57.
The spelling of 29945684030520 in words is "twenty-nine trillion, nine hundred forty-five billion, six hundred eighty-four million, thirty thousand, five hundred twenty".
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