Base | Representation |
---|---|
bin | 10010001000101001… |
… | …100110101001110110 |
3 | 1212021001220022110002 |
4 | 102020221212221312 |
5 | 304334423224130 |
6 | 12540122431302 |
7 | 1256355215234 |
oct | 221051465166 |
9 | 55231808402 |
10 | 19472476790 |
11 | 8292784028 |
12 | 3935362532 |
13 | 1ab4307020 |
14 | d2a207954 |
15 | 78e7b7b45 |
hex | 488a66a76 |
19472476790 has 32 divisors (see below), whose sum is σ = 37784759040. Its totient is φ = 7182578304.
The previous prime is 19472476763. The next prime is 19472476811. The reversal of 19472476790 is 9767427491.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
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, 54491 + ... + 204729.
It is an arithmetic number, because the mean of its divisors is an integer number (1180773720).
Almost surely, 219472476790 is an apocalyptic number.
19472476790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19472476790 is a deficient number, since it is larger than the sum of its proper divisors (18312282250).
19472476790 is a wasteful number, since it uses less digits than its factorization.
19472476790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151256.
The product of its (nonzero) digits is 5334336, while the sum is 56.
The spelling of 19472476790 in words is "nineteen billion, four hundred seventy-two million, four hundred seventy-six thousand, seven hundred ninety".
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