Base | Representation |
---|---|
bin | 10000010111111101010000… |
… | …110011010000010000110110 |
3 | 100102222120111012121000202201 |
4 | 100113331100303100100312 |
5 | 33414343331444442040 |
6 | 413055133435255114 |
7 | 21111626424210331 |
oct | 2027752063202066 |
9 | 312876435530681 |
10 | 72015072265270 |
11 | 20a45469956992 |
12 | 80b1005baa49a |
13 | 3124cb8a69a24 |
14 | 13ad795d8b618 |
15 | 84d425d0ea9a |
hex | 417f50cd0436 |
72015072265270 has 64 divisors (see below), whose sum is σ = 142464853486080. Its totient is φ = 26088251067648.
The previous prime is 72015072265243. The next prime is 72015072265271. The reversal of 72015072265270 is 7256227051027.
72015072265270 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a self number, because there is not a number n which added to its sum of digits gives 72015072265270.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72015072265271) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2747322 + ... + 12311698.
It is an arithmetic number, because the mean of its divisors is an integer number (2226013335720).
Almost surely, 272015072265270 is an apocalyptic number.
72015072265270 is a deficient number, since it is larger than the sum of its proper divisors (70449781220810).
72015072265270 is a wasteful number, since it uses less digits than its factorization.
72015072265270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9566149.
The product of its (nonzero) digits is 823200, while the sum is 46.
The spelling of 72015072265270 in words is "seventy-two trillion, fifteen billion, seventy-two million, two hundred sixty-five thousand, two hundred seventy".
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