Base | Representation |
---|---|
bin | 101111011011100001… |
… | …0001100110100110101 |
3 | 100201220110020220112021 |
4 | 1132313002030310311 |
5 | 3132044343231112 |
6 | 114442551153141 |
7 | 10234030453402 |
oct | 1366702146465 |
9 | 321813226467 |
10 | 101855055157 |
11 | 3a218583539 |
12 | 178a70757b1 |
13 | 97b2c37b0b |
14 | 4d035892a9 |
15 | 29b201a907 |
hex | 17b708cd35 |
101855055157 has 16 divisors (see below), whose sum is σ = 107100449280. Its totient is φ = 96679587312.
The previous prime is 101855055119. The next prime is 101855055187. The reversal of 101855055157 is 751550558101.
It is a cyclic number.
It is not a de Polignac number, because 101855055157 - 227 = 101720837429 is a prime.
It is a super-2 number, since 2×1018550551572 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101855055187) 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, 2449978 + ... + 2491204.
It is an arithmetic number, because the mean of its divisors is an integer number (6693778080).
Almost surely, 2101855055157 is an apocalyptic number.
It is an amenable number.
101855055157 is a deficient number, since it is larger than the sum of its proper divisors (5245394123).
101855055157 is a wasteful number, since it uses less digits than its factorization.
101855055157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42072.
The product of its (nonzero) digits is 175000, while the sum is 43.
The spelling of 101855055157 in words is "one hundred one billion, eight hundred fifty-five million, fifty-five thousand, one hundred fifty-seven".
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