Base | Representation |
---|---|
bin | 1100011101010… |
… | …1101000011101 |
3 | 10122022211202001 |
4 | 3013111220131 |
5 | 101334132021 |
6 | 5104002301 |
7 | 1203106462 |
oct | 307255035 |
9 | 118284661 |
10 | 52255261 |
11 | 27551173 |
12 | 15600391 |
13 | aa97a96 |
14 | 6d23669 |
15 | 48c3091 |
hex | 31d5a1d |
52255261 has 4 divisors (see below), whose sum is σ = 52916800. Its totient is φ = 51593724.
The previous prime is 52255249. The next prime is 52255267. The reversal of 52255261 is 16255225.
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 a de Polignac number, because none of the positive numbers 2k-52255261 is a prime.
It is a super-2 number, since 2×522552612 = 5461224604356242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52255267) 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, 330651 + ... + 330808.
It is an arithmetic number, because the mean of its divisors is an integer number (13229200).
Almost surely, 252255261 is an apocalyptic number.
It is an amenable number.
52255261 is a deficient number, since it is larger than the sum of its proper divisors (661539).
52255261 is an equidigital number, since it uses as much as digits as its factorization.
52255261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 661538.
The product of its digits is 6000, while the sum is 28.
The square root of 52255261 is about 7228.7800492199. The cubic root of 52255261 is about 373.8608655346.
The spelling of 52255261 in words is "fifty-two million, two hundred fifty-five thousand, two hundred sixty-one".
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