Base | Representation |
---|---|
bin | 10010101110000… |
… | …01111100001101 |
3 | 101221111001200121 |
4 | 21113001330031 |
5 | 310200012310 |
6 | 23325424541 |
7 | 3614515561 |
oct | 1127017415 |
9 | 357431617 |
10 | 157032205 |
11 | 80705690 |
12 | 4470b151 |
13 | 266c1985 |
14 | 16bd96a1 |
15 | dbbd0da |
hex | 95c1f0d |
157032205 has 24 divisors (see below), whose sum is σ = 212486112. Its totient is φ = 110484000.
The previous prime is 157032203. The next prime is 157032229. The reversal of 157032205 is 502230751.
157032205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 157032205 - 21 = 157032203 is a prime.
It is a super-2 number, since 2×1570322052 = 49318226814324050, which contains 22 as substring.
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 157032205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157032203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51370 + ... + 54340.
It is an arithmetic number, because the mean of its divisors is an integer number (8853588).
Almost surely, 2157032205 is an apocalyptic number.
It is an amenable number.
157032205 is a deficient number, since it is larger than the sum of its proper divisors (55453907).
157032205 is a wasteful number, since it uses less digits than its factorization.
157032205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3049 (or 3018 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 25.
The square root of 157032205 is about 12531.2491396508. The cubic root of 157032205 is about 539.5059553164.
Adding to 157032205 its reverse (502230751), we get a palindrome (659262956).
The spelling of 157032205 in words is "one hundred fifty-seven million, thirty-two thousand, two hundred five".
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