Base | Representation |
---|---|
bin | 10000011101110110101110… |
… | …101100100111101001000111 |
3 | 100111102022122102021100100120 |
4 | 100131312232230213221013 |
5 | 33443013411333311101 |
6 | 414005243305113023 |
7 | 21153125251355253 |
oct | 2035665654475107 |
9 | 314368572240316 |
10 | 72420374510151 |
11 | 21091343463348 |
12 | 8157678a88773 |
13 | 315429aa3c475 |
14 | 13c524440b263 |
15 | 858c47e63b36 |
hex | 41ddaeb27a47 |
72420374510151 has 32 divisors (see below), whose sum is σ = 102045282124800. Its totient is φ = 45558082143360.
The previous prime is 72420374510041. The next prime is 72420374510179. The reversal of 72420374510151 is 15101547302427.
It is not a de Polignac number, because 72420374510151 - 211 = 72420374508103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72420374510551) 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, 56660905 + ... + 57924941.
It is an arithmetic number, because the mean of its divisors is an integer number (3188915066400).
Almost surely, 272420374510151 is an apocalyptic number.
72420374510151 is a deficient number, since it is larger than the sum of its proper divisors (29624907614649).
72420374510151 is a wasteful number, since it uses less digits than its factorization.
72420374510151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1268039.
The product of its (nonzero) digits is 235200, while the sum is 42.
The spelling of 72420374510151 in words is "seventy-two trillion, four hundred twenty billion, three hundred seventy-four million, five hundred ten thousand, one hundred fifty-one".
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