Base | Representation |
---|---|
bin | 10110110100000… |
… | …11100110001000 |
3 | 111100010002210112 |
4 | 23122003212020 |
5 | 342443123343 |
6 | 30553533452 |
7 | 4512462512 |
oct | 1332034610 |
9 | 440102715 |
10 | 191379848 |
11 | 99035570 |
12 | 54114288 |
13 | 3085981a |
14 | 1b5babb2 |
15 | 11c05218 |
hex | b683988 |
191379848 has 16 divisors (see below), whose sum is σ = 391458960. Its totient is φ = 86990800.
The previous prime is 191379847. The next prime is 191379883. The reversal of 191379848 is 848973191.
It is a junction number, because it is equal to n+sod(n) for n = 191379796 and 191379805.
It is not an unprimeable number, because it can be changed into a prime (191379847) 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, 1087298 + ... + 1087473.
It is an arithmetic number, because the mean of its divisors is an integer number (24466185).
Almost surely, 2191379848 is an apocalyptic number.
It is an amenable number.
191379848 is an abundant number, since it is smaller than the sum of its proper divisors (200079112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
191379848 is a wasteful number, since it uses less digits than its factorization.
191379848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2174788 (or 2174784 counting only the distinct ones).
The product of its digits is 435456, while the sum is 50.
The square root of 191379848 is about 13834.0105537042. The cubic root of 191379848 is about 576.2780373865.
The spelling of 191379848 in words is "one hundred ninety-one million, three hundred seventy-nine thousand, eight hundred forty-eight".
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