Base | Representation |
---|---|
bin | 1110110000100… |
… | …0100011100011 |
3 | 11022110220020122 |
4 | 3230020203203 |
5 | 111321313102 |
6 | 10050430455 |
7 | 1351102316 |
oct | 354104343 |
9 | 138426218 |
10 | 61901027 |
11 | 31a3a181 |
12 | 1889242b |
13 | ca94336 |
14 | 831497d |
15 | 567b0a2 |
hex | 3b088e3 |
61901027 has 8 divisors (see below), whose sum is σ = 64671264. Its totient is φ = 59137408.
The previous prime is 61901023. The next prime is 61901033. The reversal of 61901027 is 72010916.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61901027 - 22 = 61901023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 61900987 and 61901005.
It is not an unprimeable number, because it can be changed into a prime (61901023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34853 + ... + 36585.
It is an arithmetic number, because the mean of its divisors is an integer number (8083908).
Almost surely, 261901027 is an apocalyptic number.
61901027 is a deficient number, since it is larger than the sum of its proper divisors (2770237).
61901027 is a wasteful number, since it uses less digits than its factorization.
61901027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3309.
The product of its (nonzero) digits is 756, while the sum is 26.
The square root of 61901027 is about 7867.7205720590. The cubic root of 61901027 is about 395.5784442837.
The spelling of 61901027 in words is "sixty-one million, nine hundred one thousand, twenty-seven".
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