Base | Representation |
---|---|
bin | 11101010001011111… |
… | …100100001110101110 |
3 | 10000010112212001200002 |
4 | 131101133210032232 |
5 | 1003333043003210 |
6 | 22234544504302 |
7 | 2161625411135 |
oct | 352137441656 |
9 | 100115761602 |
10 | 31432000430 |
11 | 1236a5aa166 |
12 | 611261b092 |
13 | 2c6bc6922c |
14 | 17426ca91c |
15 | c3e6e04a5 |
hex | 7517e43ae |
31432000430 has 16 divisors (see below), whose sum is σ = 57536544240. Its totient is φ = 12359701632.
The previous prime is 31432000429. The next prime is 31432000433. The reversal of 31432000430 is 3400023413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31432000433) 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, 26636699 + ... + 26637878.
It is an arithmetic number, because the mean of its divisors is an integer number (3596034015).
Almost surely, 231432000430 is an apocalyptic number.
31432000430 is a deficient number, since it is larger than the sum of its proper divisors (26104543810).
31432000430 is a wasteful number, since it uses less digits than its factorization.
31432000430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53274643.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 31432000430 its reverse (3400023413), we get a palindrome (34832023843).
The spelling of 31432000430 in words is "thirty-one billion, four hundred thirty-two million, four hundred thirty", and thus it is an aban number.
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