Base | Representation |
---|---|
bin | 100011101110001101010110… |
… | …100101111111011100011011 |
3 | 202121021021210020120111122001 |
4 | 203232031112211333130123 |
5 | 131043020230222121110 |
6 | 1314045553201341431 |
7 | 45043416305006455 |
oct | 4356152645773433 |
9 | 677237706514561 |
10 | 157107061520155 |
11 | 4607180450127a |
12 | 15754499037877 |
13 | 6988194969a66 |
14 | 2ab20454852d5 |
15 | 1326aadc8563a |
hex | 8ee35697f71b |
157107061520155 has 8 divisors (see below), whose sum is σ = 188528623154784. Its totient is φ = 125685549662400.
The previous prime is 157107061520131. The next prime is 157107061520197. The reversal of 157107061520155 is 551025160701751.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-157107061520155 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5107266 + ... + 18447175.
It is an arithmetic number, because the mean of its divisors is an integer number (23566077894348).
Almost surely, 2157107061520155 is an apocalyptic number.
157107061520155 is a deficient number, since it is larger than the sum of its proper divisors (31421561634629).
157107061520155 is a wasteful number, since it uses less digits than its factorization.
157107061520155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24888437.
The product of its (nonzero) digits is 367500, while the sum is 46.
The spelling of 157107061520155 in words is "one hundred fifty-seven trillion, one hundred seven billion, sixty-one million, five hundred twenty thousand, one hundred fifty-five".
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