Base | Representation |
---|---|
bin | 100011101111000010011001… |
… | …000000011110111100010100 |
3 | 202121110201210002211002121110 |
4 | 203233002121000132330110 |
5 | 131044433343121223040 |
6 | 1314132052152215020 |
7 | 45050503454652552 |
oct | 4357023100367424 |
9 | 677421702732543 |
10 | 157164010336020 |
11 | 46093978639556 |
12 | 1576353109a470 |
13 | 699066c23133c |
14 | 2ab4ac8a0abd2 |
15 | 13282e36d3980 |
hex | 8ef09901ef14 |
157164010336020 has 24 divisors (see below), whose sum is σ = 440059228941024. Its totient is φ = 41910402756256.
The previous prime is 157164010335911. The next prime is 157164010336027. The reversal of 157164010336020 is 20633010461751.
It is a super-2 number, since 2×1571640103360202 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 157164010336020.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157164010336027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1309700086074 + ... + 1309700086193.
It is an arithmetic number, because the mean of its divisors is an integer number (18335801205876).
Almost surely, 2157164010336020 is an apocalyptic number.
157164010336020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157164010336020 is an abundant number, since it is smaller than the sum of its proper divisors (282895218605004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157164010336020 is a wasteful number, since it uses less digits than its factorization.
157164010336020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2619400172279 (or 2619400172277 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 39.
Adding to 157164010336020 its reverse (20633010461751), we get a palindrome (177797020797771).
The spelling of 157164010336020 in words is "one hundred fifty-seven trillion, one hundred sixty-four billion, ten million, three hundred thirty-six thousand, twenty".
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