Base | Representation |
---|---|
bin | 111001000011101011… |
… | …110000111101001011 |
3 | 12212010200001221200121 |
4 | 321003223300331023 |
5 | 2000432330311311 |
6 | 44051135244111 |
7 | 4266130441606 |
oct | 710353607513 |
9 | 185120057617 |
10 | 61265088331 |
11 | 23a895aa707 |
12 | ba59679637 |
13 | 5a14890675 |
14 | 2d728c733d |
15 | 18d8848b71 |
hex | e43af0f4b |
61265088331 has 16 divisors (see below), whose sum is σ = 62364556800. Its totient is φ = 60175526400.
The previous prime is 61265088329. The next prime is 61265088343. The reversal of 61265088331 is 13388056216.
It is a cyclic number.
It is not a de Polignac number, because 61265088331 - 21 = 61265088329 is a prime.
It is a super-2 number, since 2×612650883312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61265089331) 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, 21278550 + ... + 21281428.
It is an arithmetic number, because the mean of its divisors is an integer number (3897784800).
Almost surely, 261265088331 is an apocalyptic number.
61265088331 is a deficient number, since it is larger than the sum of its proper divisors (1099468469).
61265088331 is a wasteful number, since it uses less digits than its factorization.
61265088331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4470.
The product of its (nonzero) digits is 207360, while the sum is 43.
The spelling of 61265088331 in words is "sixty-one billion, two hundred sixty-five million, eighty-eight thousand, three hundred thirty-one".
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