Base | Representation |
---|---|
bin | 10001110100011101… |
… | …111100110001111100 |
3 | 1211101110202200100220 |
4 | 101310131330301330 |
5 | 303141233033442 |
6 | 12442345221340 |
7 | 1245104163021 |
oct | 216435746174 |
9 | 54343680326 |
10 | 19133877372 |
11 | 81296362a5 |
12 | 385ba91850 |
13 | 1a5c11303c |
14 | cd7267548 |
15 | 76ebd1eec |
hex | 47477cc7c |
19133877372 has 48 divisors (see below), whose sum is σ = 44963880192. Its totient is φ = 6332594560.
The previous prime is 19133877311. The next prime is 19133877407. The reversal of 19133877372 is 27377833191.
It is a super-2 number, since 2×191338773722 (a number of 21 digits) contains 22 as substring.
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, 1940968 + ... + 1950800.
It is an arithmetic number, because the mean of its divisors is an integer number (936747504).
Almost surely, 219133877372 is an apocalyptic number.
19133877372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19133877372 is an abundant number, since it is smaller than the sum of its proper divisors (25830002820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19133877372 is a wasteful number, since it uses less digits than its factorization.
19133877372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10978 (or 10976 counting only the distinct ones).
The product of its digits is 1333584, while the sum is 51.
The spelling of 19133877372 in words is "nineteen billion, one hundred thirty-three million, eight hundred seventy-seven thousand, three hundred seventy-two".
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