Base | Representation |
---|---|
bin | 100001111001100111… |
… | …1011010010001011110 |
3 | 20221220120202111001022 |
4 | 1003303033122101132 |
5 | 2143043344124443 |
6 | 53235524444142 |
7 | 5155030006553 |
oct | 1036317322136 |
9 | 227816674038 |
10 | 72800379998 |
11 | 28968a0a005 |
12 | 12138849652 |
13 | 6b32678838 |
14 | 37488d8a2a |
15 | 1d613c2e68 |
hex | 10f33da45e |
72800379998 has 16 divisors (see below), whose sum is σ = 115638624864. Its totient is φ = 34254708480.
The previous prime is 72800379989. The next prime is 72800380021. The reversal of 72800379998 is 89997300827.
It is a self number, because there is not a number n which added to its sum of digits gives 72800379998.
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, 149786 + ... + 409922.
It is an arithmetic number, because the mean of its divisors is an integer number (7227414054).
Almost surely, 272800379998 is an apocalyptic number.
72800379998 is a deficient number, since it is larger than the sum of its proper divisors (42838244866).
72800379998 is a wasteful number, since it uses less digits than its factorization.
72800379998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 268387.
The product of its (nonzero) digits is 13716864, while the sum is 62.
The spelling of 72800379998 in words is "seventy-two billion, eight hundred million, three hundred seventy-nine thousand, nine hundred ninety-eight".
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