Base | Representation |
---|---|
bin | 1000111110111110111… |
… | …0010001101110101111 |
3 | 112202101121202001010111 |
4 | 2033233232101232233 |
5 | 10012100002204411 |
6 | 154523324520451 |
7 | 14102555103523 |
oct | 2175756215657 |
9 | 482347661114 |
10 | 154345741231 |
11 | 5a504168930 |
12 | 25ab60b0127 |
13 | 117299c5786 |
14 | 76829c3d83 |
15 | 403539b721 |
hex | 23efb91baf |
154345741231 has 16 divisors (see below), whose sum is σ = 174265408800. Its totient is φ = 135412009600.
The previous prime is 154345741213. The next prime is 154345741247. The reversal of 154345741231 is 132147543451.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-154345741231 is a prime.
It is a super-2 number, since 2×1543457412312 (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 (154345741261) 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, 569985 + ... + 795973.
It is an arithmetic number, because the mean of its divisors is an integer number (10891588050).
Almost surely, 2154345741231 is an apocalyptic number.
154345741231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
154345741231 is a deficient number, since it is larger than the sum of its proper divisors (19919667569).
154345741231 is a wasteful number, since it uses less digits than its factorization.
154345741231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 228170.
The product of its digits is 201600, while the sum is 40.
The spelling of 154345741231 in words is "one hundred fifty-four billion, three hundred forty-five million, seven hundred forty-one thousand, two hundred thirty-one".
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