Base | Representation |
---|---|
bin | 11000111100010000… |
… | …10000010111110010 |
3 | 1021120012100220200111 |
4 | 30132020100113302 |
5 | 204410414220303 |
6 | 10052414211534 |
7 | 652553242156 |
oct | 143610202762 |
9 | 37505326614 |
10 | 13390382578 |
11 | 5751581691 |
12 | 27184b3baa |
13 | 1355226901 |
14 | 910549066 |
15 | 535865b6d |
hex | 31e2105f2 |
13390382578 has 8 divisors (see below), whose sum is σ = 20552680368. Its totient is φ = 6539489124.
The previous prime is 13390382573. The next prime is 13390382597. The reversal of 13390382578 is 87528309331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13390382573) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77850976 + ... + 77851147.
It is an arithmetic number, because the mean of its divisors is an integer number (2569085046).
Almost surely, 213390382578 is an apocalyptic number.
13390382578 is a deficient number, since it is larger than the sum of its proper divisors (7162297790).
13390382578 is a wasteful number, since it uses less digits than its factorization.
13390382578 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155702168.
The product of its (nonzero) digits is 1088640, while the sum is 49.
The spelling of 13390382578 in words is "thirteen billion, three hundred ninety million, three hundred eighty-two thousand, five hundred seventy-eight".
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