Base | Representation |
---|---|
bin | 1011011110011111… |
… | …00100101000000100 |
3 | 120220101121111201210 |
4 | 11233033210220010 |
5 | 100104244223302 |
6 | 2455214251420 |
7 | 305453234250 |
oct | 55717445004 |
9 | 16811544653 |
10 | 6161320452 |
11 | 26819a5281 |
12 | 123b4b6b70 |
13 | 77262c561 |
14 | 426403260 |
15 | 260da166c |
hex | 16f3e4a04 |
6161320452 has 48 divisors (see below), whose sum is σ = 16442394752. Its totient is φ = 1759069440.
The previous prime is 6161320447. The next prime is 6161320457. The reversal of 6161320452 is 2540231616.
It is an interprime number because it is at equal distance from previous prime (6161320447) and next prime (6161320457).
It is not an unprimeable number, because it can be changed into a prime (6161320457) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89448 + ... + 142560.
Almost surely, 26161320452 is an apocalyptic number.
It is an amenable number.
6161320452 is an abundant number, since it is smaller than the sum of its proper divisors (10281074300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6161320452 is a wasteful number, since it uses less digits than its factorization.
6161320452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54508 (or 54506 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 6161320452 is about 78494.0790888077. The cubic root of 6161320452 is about 1833.2622642937.
The spelling of 6161320452 in words is "six billion, one hundred sixty-one million, three hundred twenty thousand, four hundred fifty-two".
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