Base | Representation |
---|---|
bin | 1111010011001001111… |
… | …11100111101100011100 |
3 | 1212020212120102200020120 |
4 | 13221210333213230130 |
5 | 32103043141044442 |
6 | 1041254431314540 |
7 | 52656564516456 |
oct | 7514477475434 |
9 | 1766776380216 |
10 | 525680409372 |
11 | 192a37983118 |
12 | 85a6937ba50 |
13 | 3a757624691 |
14 | 1b62bac52d6 |
15 | da1a4084ec |
hex | 7a64fe7b1c |
525680409372 has 24 divisors (see below), whose sum is σ = 1268883747600. Its totient is φ = 169184499456.
The previous prime is 525680409361. The next prime is 525680409377. The reversal of 525680409372 is 273904086525.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (525680409377) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755287597 + ... + 755288292.
It is an arithmetic number, because the mean of its divisors is an integer number (52870156150).
Almost surely, 2525680409372 is an apocalyptic number.
It is an amenable number.
525680409372 is an abundant number, since it is smaller than the sum of its proper divisors (743203338228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
525680409372 is a wasteful number, since it uses less digits than its factorization.
525680409372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1510575925 (or 1510575923 counting only the distinct ones).
The product of its (nonzero) digits is 3628800, while the sum is 51.
The spelling of 525680409372 in words is "five hundred twenty-five billion, six hundred eighty million, four hundred nine thousand, three hundred seventy-two".
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