Base | Representation |
---|---|
bin | 101001100010110100… |
… | …1011000001101001101 |
3 | 22112021120100001021222 |
4 | 1103011221120031031 |
5 | 2430203104221100 |
6 | 104552425333125 |
7 | 6305560401434 |
oct | 1230551301515 |
9 | 275246301258 |
10 | 89215304525 |
11 | 34921793836 |
12 | 1535a0371a5 |
13 | 854a39a529 |
14 | 44649d811b |
15 | 24c2529485 |
hex | 14c5a5834d |
89215304525 has 6 divisors (see below), whose sum is σ = 110626977642. Its totient is φ = 71372243600.
The previous prime is 89215304491. The next prime is 89215304557. The reversal of 89215304525 is 52540351298.
It can be written as a sum of positive squares in 3 ways, for example, as 15651761449 + 73563543076 = 125107^2 + 271226^2 .
It is not a de Polignac number, because 89215304525 - 230 = 88141562701 is a prime.
It is a super-2 number, since 2×892153045252 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1784306066 + ... + 1784306115.
It is an arithmetic number, because the mean of its divisors is an integer number (18437829607).
Almost surely, 289215304525 is an apocalyptic number.
It is an amenable number.
89215304525 is a deficient number, since it is larger than the sum of its proper divisors (21411673117).
89215304525 is a wasteful number, since it uses less digits than its factorization.
89215304525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3568612191 (or 3568612186 counting only the distinct ones).
The product of its (nonzero) digits is 432000, while the sum is 44.
The spelling of 89215304525 in words is "eighty-nine billion, two hundred fifteen million, three hundred four thousand, five hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •