Base | Representation |
---|---|
bin | 11111011010111001011… |
… | …001110011001001110000 |
3 | 21122102020020212112122111 |
4 | 133122321121303021300 |
5 | 240334002114140142 |
6 | 4331525425215104 |
7 | 311665411201342 |
oct | 37327131631160 |
9 | 7572206775574 |
10 | 2159184130672 |
11 | 762783174278 |
12 | 2aa56a491494 |
13 | 1287c1782b7a |
14 | 7670dca7292 |
15 | 3b27300ae17 |
hex | 1f6b9673270 |
2159184130672 has 80 divisors (see below), whose sum is σ = 4617119262240. Its totient is φ = 973868949504.
The previous prime is 2159184130643. The next prime is 2159184130717. The reversal of 2159184130672 is 2760314819512.
It is a happy number.
It is a super-2 number, since 2×21591841306722 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926797 + ... + 2275372.
It is an arithmetic number, because the mean of its divisors is an integer number (57713990778).
It is a 1-persistent number, because it is pandigital, but 2⋅2159184130672 = 4318368261344 is not.
Almost surely, 22159184130672 is an apocalyptic number.
It is an amenable number.
2159184130672 is an abundant number, since it is smaller than the sum of its proper divisors (2457935131568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2159184130672 is a wasteful number, since it uses less digits than its factorization.
2159184130672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3202298 (or 3202292 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 49.
The spelling of 2159184130672 in words is "two trillion, one hundred fifty-nine billion, one hundred eighty-four million, one hundred thirty thousand, six hundred seventy-two".
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