Base | Representation |
---|---|
bin | 1000101100111110011110… |
… | …01001100000101100011111 |
3 | 2111202112101002102212022222 |
4 | 10112133033021200230133 |
5 | 10002022202444234412 |
6 | 104411400553455555 |
7 | 4013433305534036 |
oct | 426371711405437 |
9 | 74675332385288 |
10 | 19137554680607 |
11 | 610921177a670 |
12 | 2190ba04115bb |
13 | a8a8820b473c |
14 | 4a239678771d |
15 | 232c29817072 |
hex | 1167cf260b1f |
19137554680607 has 32 divisors (see below), whose sum is σ = 22256902047744. Its totient is φ = 16281169344000.
The previous prime is 19137554680603. The next prime is 19137554680613. The reversal of 19137554680607 is 70608645573191.
It is a happy number.
It is not a de Polignac number, because 19137554680607 - 22 = 19137554680603 is a prime.
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 19137554680607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19137554680603) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31531607 + ... + 32132807.
It is an arithmetic number, because the mean of its divisors is an integer number (695528188992).
Almost surely, 219137554680607 is an apocalyptic number.
19137554680607 is a deficient number, since it is larger than the sum of its proper divisors (3119347367137).
19137554680607 is a wasteful number, since it uses less digits than its factorization.
19137554680607 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603959.
The product of its (nonzero) digits is 38102400, while the sum is 62.
The spelling of 19137554680607 in words is "nineteen trillion, one hundred thirty-seven billion, five hundred fifty-four million, six hundred eighty thousand, six hundred seven".
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