Base | Representation |
---|---|
bin | 11110000101100… |
… | …10000100010101 |
3 | 122120220121201002 |
4 | 33002302010111 |
5 | 1004102400410 |
6 | 41013313045 |
7 | 6153154631 |
oct | 1702620425 |
9 | 576817632 |
10 | 252387605 |
11 | 11a5145a8 |
12 | 70635785 |
13 | 4039a3a2 |
14 | 2573bdc1 |
15 | 172567a5 |
hex | f0b2115 |
252387605 has 8 divisors (see below), whose sum is σ = 307131264. Its totient is φ = 199066000.
The previous prime is 252387599. The next prime is 252387623. The reversal of 252387605 is 506783252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 252387605 - 214 = 252371221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355121 + ... + 355830.
It is an arithmetic number, because the mean of its divisors is an integer number (38391408).
Almost surely, 2252387605 is an apocalyptic number.
It is an amenable number.
252387605 is a deficient number, since it is larger than the sum of its proper divisors (54743659).
252387605 is an equidigital number, since it uses as much as digits as its factorization.
252387605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 711027.
The product of its (nonzero) digits is 100800, while the sum is 38.
The square root of 252387605 is about 15886.7115854729. The cubic root of 252387605 is about 631.9596368029.
The spelling of 252387605 in words is "two hundred fifty-two million, three hundred eighty-seven thousand, six hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •