Base | Representation |
---|---|
bin | 1011101101101111101… |
… | …1000100100100110101 |
3 | 201020111000210102021220 |
4 | 2323123323010210311 |
5 | 11244134044104112 |
6 | 232242353300553 |
7 | 20353236253542 |
oct | 2733373044465 |
9 | 636430712256 |
10 | 201258191157 |
11 | 78398002901 |
12 | 33008b64759 |
13 | 15c94ba919a |
14 | 9a5323bbc9 |
15 | 537db5698c |
hex | 2edbec4935 |
201258191157 has 8 divisors (see below), whose sum is σ = 268369253184. Its totient is φ = 134159628288.
The previous prime is 201258191119. The next prime is 201258191171. The reversal of 201258191157 is 751191852102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 201258191157 - 26 = 201258191093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201258191177) 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, 3087153 + ... + 3151670.
It is an arithmetic number, because the mean of its divisors is an integer number (33546156648).
Almost surely, 2201258191157 is an apocalyptic number.
It is an amenable number.
201258191157 is a deficient number, since it is larger than the sum of its proper divisors (67111062027).
201258191157 is a wasteful number, since it uses less digits than its factorization.
201258191157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6249579.
The product of its (nonzero) digits is 50400, while the sum is 42.
The spelling of 201258191157 in words is "two hundred one billion, two hundred fifty-eight million, one hundred ninety-one thousand, one hundred fifty-seven".
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