Base | Representation |
---|---|
bin | 10010101110110… |
… | …11000111110011 |
3 | 101221200022011200 |
4 | 21113123013303 |
5 | 310211312342 |
6 | 23331542243 |
7 | 3615425355 |
oct | 1127330763 |
9 | 357608150 |
10 | 157135347 |
11 | 80776126 |
12 | 4475a983 |
13 | 267298c5 |
14 | 16c250d5 |
15 | dbdd94c |
hex | 95db1f3 |
157135347 has 12 divisors (see below), whose sum is σ = 230083464. Its totient is φ = 103321440.
The previous prime is 157135343. The next prime is 157135387. The reversal of 157135347 is 743531751.
It is not a de Polignac number, because 157135347 - 22 = 157135343 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (157135343) 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 11 ways as a sum of consecutive naturals, for example, 118929 + ... + 120242.
It is an arithmetic number, because the mean of its divisors is an integer number (19173622).
Almost surely, 2157135347 is an apocalyptic number.
157135347 is a deficient number, since it is larger than the sum of its proper divisors (72948117).
157135347 is a wasteful number, since it uses less digits than its factorization.
157135347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239250 (or 239247 counting only the distinct ones).
The product of its digits is 44100, while the sum is 36.
The square root of 157135347 is about 12535.3638559078. The cubic root of 157135347 is about 539.6240490212.
The spelling of 157135347 in words is "one hundred fifty-seven million, one hundred thirty-five thousand, three hundred forty-seven".
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