Base | Representation |
---|---|
bin | 10010101110101… |
… | …01100011111011 |
3 | 101221122010221010 |
4 | 21113111203323 |
5 | 310210100241 |
6 | 23331245003 |
7 | 3615302100 |
oct | 1127254373 |
9 | 357563833 |
10 | 157112571 |
11 | 80760000 |
12 | 44749763 |
13 | 2671c425 |
14 | 16c1aaa7 |
15 | dbd6d16 |
hex | 95d58fb |
157112571 has 60 divisors (see below), whose sum is σ = 271723560. Its totient is φ = 80498880.
The previous prime is 157112567. The next prime is 157112573. The reversal of 157112571 is 175211751.
It is not a de Polignac number, because 157112571 - 22 = 157112567 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157112573) by changing a digit.
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 59 ways as a sum of consecutive naturals, for example, 2152191 + ... + 2152263.
It is an arithmetic number, because the mean of its divisors is an integer number (4528726).
Almost surely, 2157112571 is an apocalyptic number.
157112571 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
157112571 is a deficient number, since it is larger than the sum of its proper divisors (114610989).
157112571 is an frugal number, since it uses more digits than its factorization.
157112571 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134 (or 94 counting only the distinct ones).
The product of its digits is 2450, while the sum is 30.
The square root of 157112571 is about 12534.4553531456. The cubic root of 157112571 is about 539.5979758059.
The spelling of 157112571 in words is "one hundred fifty-seven million, one hundred twelve thousand, five hundred seventy-one".
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