Base | Representation |
---|---|
bin | 10000010001010… |
… | …11001111111111 |
3 | 100111211111212102 |
4 | 20020223033333 |
5 | 234420221111 |
6 | 21313255315 |
7 | 3245106644 |
oct | 1010531777 |
9 | 314744772 |
10 | 136492031 |
11 | 70056535 |
12 | 3986453b |
13 | 2237c720 |
14 | 141addcb |
15 | beb213b |
hex | 822b3ff |
136492031 has 16 divisors (see below), whose sum is σ = 156056544. Its totient is φ = 118262784.
The previous prime is 136492021. The next prime is 136492063. The reversal of 136492031 is 130294631.
It is a cyclic number.
It is not a de Polignac number, because 136492031 - 218 = 136229887 is a prime.
It is a super-2 number, since 2×1364920312 = 37260149053009922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 136491985 and 136492003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136492021) 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, 123875 + ... + 124971.
It is an arithmetic number, because the mean of its divisors is an integer number (9753534).
Almost surely, 2136492031 is an apocalyptic number.
136492031 is a deficient number, since it is larger than the sum of its proper divisors (19564513).
136492031 is a wasteful number, since it uses less digits than its factorization.
136492031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1690.
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 136492031 is about 11682.9803988537. The cubic root of 136492031 is about 514.8757434224.
The spelling of 136492031 in words is "one hundred thirty-six million, four hundred ninety-two thousand, thirty-one".
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