Base | Representation |
---|---|
bin | 11110000100110… |
… | …01100001111101 |
3 | 122120201111211201 |
4 | 33002121201331 |
5 | 1004041141401 |
6 | 41011215501 |
7 | 6152255623 |
oct | 1702314175 |
9 | 576644751 |
10 | 252287101 |
11 | 11a456040 |
12 | 705a7591 |
13 | 40363711 |
14 | 25713513 |
15 | 17236b01 |
hex | f09987d |
252287101 has 8 divisors (see below), whose sum is σ = 275565024. Its totient is φ = 229066320.
The previous prime is 252287099. The next prime is 252287107. The reversal of 252287101 is 101782252.
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 252287101 - 21 = 252287099 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 252287101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252287107) 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, 4770 + ... + 22963.
It is an arithmetic number, because the mean of its divisors is an integer number (34445628).
Almost surely, 2252287101 is an apocalyptic number.
It is an amenable number.
252287101 is a deficient number, since it is larger than the sum of its proper divisors (23277923).
252287101 is a wasteful number, since it uses less digits than its factorization.
252287101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28571.
The product of its (nonzero) digits is 2240, while the sum is 28.
The square root of 252287101 is about 15883.5481237663. The cubic root of 252287101 is about 631.8757408393.
The spelling of 252287101 in words is "two hundred fifty-two million, two hundred eighty-seven thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.120 sec. • engine limits •