Base | Representation |
---|---|
bin | 1110100111101… |
… | …1011010001111 |
3 | 11021101112012100 |
4 | 3221323122033 |
5 | 111144313040 |
6 | 10030210143 |
7 | 1343143644 |
oct | 351733217 |
9 | 137345170 |
10 | 61322895 |
11 | 31684887 |
12 | 18653953 |
13 | c92114a |
14 | 8203dcb |
15 | 55b4b30 |
hex | 3a7b68f |
61322895 has 12 divisors (see below), whose sum is σ = 106293096. Its totient is φ = 32705520.
The previous prime is 61322809. The next prime is 61322909. The reversal of 61322895 is 59822316.
It is not a de Polignac number, because 61322895 - 212 = 61318799 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 681321 + ... + 681410.
It is an arithmetic number, because the mean of its divisors is an integer number (8857758).
Almost surely, 261322895 is an apocalyptic number.
61322895 is a deficient number, since it is larger than the sum of its proper divisors (44970201).
61322895 is a wasteful number, since it uses less digits than its factorization.
61322895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1362742 (or 1362739 counting only the distinct ones).
The product of its digits is 25920, while the sum is 36.
The square root of 61322895 is about 7830.8936271667. The cubic root of 61322895 is about 394.3430729970.
The spelling of 61322895 in words is "sixty-one million, three hundred twenty-two thousand, eight hundred ninety-five".
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