Base | Representation |
---|---|
bin | 100001100011010101… |
… | …1101100100111111100 |
3 | 20212222111002112011121 |
4 | 1003012223230213330 |
5 | 2140031010223401 |
6 | 53033422000324 |
7 | 5130351604000 |
oct | 1030653544774 |
9 | 225874075147 |
10 | 72052820476 |
11 | 28614a3651a |
12 | 11b6a4160a4 |
13 | 6a43826b20 |
14 | 36b7500700 |
15 | 1d1a958ca1 |
hex | 10c6aec9fc |
72052820476 has 48 divisors (see below), whose sum is σ = 158357886400. Its totient is φ = 28504405440.
The previous prime is 72052820473. The next prime is 72052820479. The reversal of 72052820476 is 67402825027.
It is an interprime number because it is at equal distance from previous prime (72052820473) and next prime (72052820479).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72052820473) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2002035 + ... + 2037706.
Almost surely, 272052820476 is an apocalyptic number.
It is an amenable number.
72052820476 is an abundant number, since it is smaller than the sum of its proper divisors (86305065924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72052820476 is a wasteful number, since it uses less digits than its factorization.
72052820476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4039779 (or 4039763 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 43.
The spelling of 72052820476 in words is "seventy-two billion, fifty-two million, eight hundred twenty thousand, four hundred seventy-six".
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