Base | Representation |
---|---|
bin | 1010011111101… |
… | …10100001011001 |
3 | 20010122222022120 |
4 | 11033312201121 |
5 | 140014312221 |
6 | 12423011453 |
7 | 2116224636 |
oct | 517664131 |
9 | 203588276 |
10 | 88041561 |
11 | 45773a23 |
12 | 25599b89 |
13 | 153176ca |
14 | b99b18d |
15 | 7ae15c6 |
hex | 53f6859 |
88041561 has 4 divisors (see below), whose sum is σ = 117388752. Its totient is φ = 58694372.
The previous prime is 88041529. The next prime is 88041571. The reversal of 88041561 is 16514088.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 88041561 - 25 = 88041529 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (88041571) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14673591 + ... + 14673596.
It is an arithmetic number, because the mean of its divisors is an integer number (29347188).
Almost surely, 288041561 is an apocalyptic number.
It is an amenable number.
88041561 is a deficient number, since it is larger than the sum of its proper divisors (29347191).
88041561 is a wasteful number, since it uses less digits than its factorization.
88041561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29347190.
The product of its (nonzero) digits is 7680, while the sum is 33.
The square root of 88041561 is about 9383.0464668998. The cubic root of 88041561 is about 444.8660304541.
The spelling of 88041561 in words is "eighty-eight million, forty-one thousand, five hundred sixty-one".
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