Base | Representation |
---|---|
bin | 11000001010101111… |
… | …10100100010010000 |
3 | 1020111020210221102221 |
4 | 30011113310202100 |
5 | 203033102014324 |
6 | 5543255550424 |
7 | 636350645662 |
oct | 140527644220 |
9 | 36436727387 |
10 | 12975032464 |
11 | 5559081a29 |
12 | 262138b414 |
13 | 12ba16c504 |
14 | 8b130a532 |
15 | 50e16e0e4 |
hex | 3055f4890 |
12975032464 has 15 divisors (see below), whose sum is σ = 25140008217. Its totient is φ = 6487288416.
The previous prime is 12975032363. The next prime is 12975032479. The reversal of 12975032464 is 46423057921.
The square root of 12975032464 is 113908.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 5748672400 + 7226360064 = 75820^2 + 85008^2 .
It is a super-2 number, since 2×129750324642 (a number of 21 digits) contains 22 as substring.
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 12975032464.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 441394 + ... + 469870.
Almost surely, 212975032464 is an apocalyptic number.
12975032464 is the 113908-th square number.
It is an amenable number.
12975032464 is a deficient number, since it is larger than the sum of its proper divisors (12164975753).
12975032464 is an frugal number, since it uses more digits than its factorization.
12975032464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56962 (or 28479 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 43.
The spelling of 12975032464 in words is "twelve billion, nine hundred seventy-five million, thirty-two thousand, four hundred sixty-four".
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