Base | Representation |
---|---|
bin | 100001011100010… |
… | …001100100010011 |
3 | 1110002201210210021 |
4 | 201130101210103 |
5 | 2122112410430 |
6 | 131401244311 |
7 | 16621634530 |
oct | 4134214423 |
9 | 1402653707 |
10 | 561060115 |
11 | 268781850 |
12 | 137a93697 |
13 | 8c313745 |
14 | 5472bd87 |
15 | 343ca07a |
hex | 21711913 |
561060115 has 32 divisors (see below), whose sum is σ = 850945536. Its totient is φ = 344943360.
The previous prime is 561060109. The next prime is 561060121. The reversal of 561060115 is 511060165.
It is an interprime number because it is at equal distance from previous prime (561060109) and next prime (561060121).
It is not a de Polignac number, because 561060115 - 215 = 561027347 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 561060115.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18124 + ... + 38086.
It is an arithmetic number, because the mean of its divisors is an integer number (26592048).
Almost surely, 2561060115 is an apocalyptic number.
561060115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
561060115 is a deficient number, since it is larger than the sum of its proper divisors (289885421).
561060115 is a wasteful number, since it uses less digits than its factorization.
561060115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20059.
The product of its (nonzero) digits is 900, while the sum is 25.
The square root of 561060115 is about 23686.7075593042. The cubic root of 561060115 is about 824.7768554746.
The spelling of 561060115 in words is "five hundred sixty-one million, sixty thousand, one hundred fifteen".
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