Base | Representation |
---|---|
bin | 11100001000110… |
… | …100000101001011 |
3 | 1012220021202202112 |
4 | 130020310011023 |
5 | 1431322310043 |
6 | 114502052535 |
7 | 14461356506 |
oct | 3410640513 |
9 | 1186252675 |
10 | 472072523 |
11 | 22252208a |
12 | 11211a14b |
13 | 76a57570 |
14 | 469a613d |
15 | 2b69d518 |
hex | 1c23414b |
472072523 has 4 divisors (see below), whose sum is σ = 508385808. Its totient is φ = 435759240.
The previous prime is 472072481. The next prime is 472072567. The reversal of 472072523 is 325270274.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 472072523 - 26 = 472072459 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 472072523.
It is not an unprimeable number, because it can be changed into a prime (472074523) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18156623 + ... + 18156648.
It is an arithmetic number, because the mean of its divisors is an integer number (127096452).
Almost surely, 2472072523 is an apocalyptic number.
472072523 is a deficient number, since it is larger than the sum of its proper divisors (36313285).
472072523 is a wasteful number, since it uses less digits than its factorization.
472072523 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36313284.
The product of its (nonzero) digits is 23520, while the sum is 32.
The square root of 472072523 is about 21727.2299891173. The cubic root of 472072523 is about 778.6391585024.
The spelling of 472072523 in words is "four hundred seventy-two million, seventy-two thousand, five hundred twenty-three".
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