Base | Representation |
---|---|
bin | 1110010010101100110111… |
… | …01111111101000101111100 |
3 | 11010021120110021221211010011 |
4 | 13021112123233331011330 |
5 | 13104412331004304231 |
6 | 150502122051553004 |
7 | 6422443106332510 |
oct | 711263357750574 |
9 | 133246407854104 |
10 | 31428888744316 |
11 | a017a0a38a548 |
12 | 36371672bb764 |
13 | 146c96811926b |
14 | 7a92485b2140 |
15 | 39780e2069b1 |
hex | 1c959bbfd17c |
31428888744316 has 48 divisors (see below), whose sum is σ = 62877347979264. Its totient is φ = 13465330868736.
The previous prime is 31428888744289. The next prime is 31428888744427. The reversal of 31428888744316 is 61344788882413.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2222215141 + ... + 2222229283.
It is an arithmetic number, because the mean of its divisors is an integer number (1309944749568).
Almost surely, 231428888744316 is an apocalyptic number.
It is an amenable number.
31428888744316 is an abundant number, since it is smaller than the sum of its proper divisors (31448459234948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31428888744316 is a wasteful number, since it uses less digits than its factorization.
31428888744316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33250 (or 33248 counting only the distinct ones).
The product of its digits is 198180864, while the sum is 67.
The spelling of 31428888744316 in words is "thirty-one trillion, four hundred twenty-eight billion, eight hundred eighty-eight million, seven hundred forty-four thousand, three hundred sixteen".
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