Base | Representation |
---|---|
bin | 100011101110110111010111… |
… | …010111101111000111000101 |
3 | 202121102121020001100221102121 |
4 | 203232313113113233013011 |
5 | 131044240121424421221 |
6 | 1314122413325405541 |
7 | 45046604213236513 |
oct | 4356672727570705 |
9 | 677377201327377 |
10 | 157152171717061 |
11 | 46089952a92944 |
12 | 157611884098b1 |
13 | 698c503651a71 |
14 | 2ab42c45db4b3 |
15 | 1327d4e1dea41 |
hex | 8eedd75ef1c5 |
157152171717061 has 16 divisors (see below), whose sum is σ = 162292448118528. Its totient is φ = 152061162105600.
The previous prime is 157152171717031. The next prime is 157152171717071. The reversal of 157152171717061 is 160717171251751.
It is a cyclic number.
It is not a de Polignac number, because 157152171717061 - 217 = 157152171585989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157152171717031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10787785 + ... + 20752846.
It is an arithmetic number, because the mean of its divisors is an integer number (10143278007408).
Almost surely, 2157152171717061 is an apocalyptic number.
It is an amenable number.
157152171717061 is a deficient number, since it is larger than the sum of its proper divisors (5140276401467).
157152171717061 is a wasteful number, since it uses less digits than its factorization.
157152171717061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31541412.
The product of its (nonzero) digits is 720300, while the sum is 52.
The spelling of 157152171717061 in words is "one hundred fifty-seven trillion, one hundred fifty-two billion, one hundred seventy-one million, seven hundred seventeen thousand, sixty-one".
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