Base | Representation |
---|---|
bin | 100011101000110… |
… | …1110111010111100 |
3 | 10002100011111201000 |
4 | 1013101232322330 |
5 | 4422113042342 |
6 | 314354450300 |
7 | 41430252450 |
oct | 10721567274 |
9 | 3070144630 |
10 | 1195830972 |
11 | 564019566 |
12 | 294593990 |
13 | 1609949bb |
14 | b4b66660 |
15 | 6eeb544c |
hex | 4746eebc |
1195830972 has 96 divisors (see below), whose sum is σ = 3639050240. Its totient is φ = 332424000.
The previous prime is 1195830971. The next prime is 1195831067. The reversal of 1195830972 is 2790385911.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1195830971) 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, 6597 + ... + 49347.
Almost surely, 21195830972 is an apocalyptic number.
1195830972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1195830972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819525120).
1195830972 is an abundant number, since it is smaller than the sum of its proper divisors (2443219268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1195830972 is a wasteful number, since it uses less digits than its factorization.
1195830972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42808 (or 42800 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The square root of 1195830972 is about 34580.7890598234. The cubic root of 1195830972 is about 1061.4265153580.
The spelling of 1195830972 in words is "one billion, one hundred ninety-five million, eight hundred thirty thousand, nine hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •