Base | Representation |
---|---|
bin | 1110100111001000111001… |
… | …01011000110010011001100 |
3 | 11012202201001210102000001022 |
4 | 13103210130223012103030 |
5 | 13202414024114321140 |
6 | 152200501001133312 |
7 | 6524253250411112 |
oct | 723443453062314 |
9 | 135681053360038 |
10 | 32131131401420 |
11 | a268811023667 |
12 | 372b28aa8a238 |
13 | 14c0c500a192c |
14 | 7d1225699ab2 |
15 | 3aac101050b5 |
hex | 1d391cac64cc |
32131131401420 has 24 divisors (see below), whose sum is σ = 67497785692848. Its totient is φ = 12848184036800.
The previous prime is 32131131401417. The next prime is 32131131401431. The reversal of 32131131401420 is 2410413113123.
It is a self number, because there is not a number n which added to its sum of digits gives 32131131401420.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266721011 + ... + 266841450.
It is an arithmetic number, because the mean of its divisors is an integer number (2812407737202).
Almost surely, 232131131401420 is an apocalyptic number.
It is an amenable number.
32131131401420 is an abundant number, since it is smaller than the sum of its proper divisors (35366654291428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32131131401420 is a wasteful number, since it uses less digits than its factorization.
32131131401420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 533565481 (or 533565479 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
Adding to 32131131401420 its reverse (2410413113123), we get a palindrome (34541544514543).
The spelling of 32131131401420 in words is "thirty-two trillion, one hundred thirty-one billion, one hundred thirty-one million, four hundred one thousand, four hundred twenty".
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