Base | Representation |
---|---|
bin | 11110000111100… |
… | …10111000110001 |
3 | 122121102002220102 |
4 | 33003302320301 |
5 | 1004134344410 |
6 | 41023122145 |
7 | 6155341655 |
oct | 1703627061 |
9 | 577362812 |
10 | 252653105 |
11 | 11a686021 |
12 | 70743355 |
13 | 404611a3 |
14 | 257aaa65 |
15 | 172aa2a5 |
hex | f0f2e31 |
252653105 has 8 divisors (see below), whose sum is σ = 303297000. Its totient is φ = 202046976.
The previous prime is 252653101. The next prime is 252653117. The reversal of 252653105 is 501356252.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 351649 + 252301456 = 593^2 + 15884^2 .
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 252653105 - 22 = 252653101 is a prime.
It is a super-2 number, since 2×2526531052 = 127667182932282050, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (252653101) 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, 8321 + ... + 23969.
It is an arithmetic number, because the mean of its divisors is an integer number (37912125).
Almost surely, 2252653105 is an apocalyptic number.
It is an amenable number.
252653105 is a deficient number, since it is larger than the sum of its proper divisors (50643895).
252653105 is a wasteful number, since it uses less digits than its factorization.
252653105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18883.
The product of its (nonzero) digits is 9000, while the sum is 29.
The square root of 252653105 is about 15895.0654292456. The cubic root of 252653105 is about 632.1811565085.
The spelling of 252653105 in words is "two hundred fifty-two million, six hundred fifty-three thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •