Base | Representation |
---|---|
bin | 1000011111101001111… |
… | …0010101101111011000 |
3 | 111221200112122222021200 |
4 | 2013322132111233120 |
5 | 4342334130200021 |
6 | 151013034434200 |
7 | 13354302022050 |
oct | 2077236255730 |
9 | 457615588250 |
10 | 145936178136 |
11 | 56989193691 |
12 | 24349892960 |
13 | 109b9673338 |
14 | 70c5b86560 |
15 | 3be1e4e126 |
hex | 21fa795bd8 |
145936178136 has 96 divisors (see below), whose sum is σ = 453597580800. Its totient is φ = 41521556160.
The previous prime is 145936178111. The next prime is 145936178209. The reversal of 145936178136 is 631871639541.
145936178136 is a `hidden beast` number, since 1 + 4 + 5 + 9 + 3 + 617 + 8 + 13 + 6 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 485310 + ... + 726221.
It is an arithmetic number, because the mean of its divisors is an integer number (4724974800).
Almost surely, 2145936178136 is an apocalyptic number.
It is an amenable number.
145936178136 is an abundant number, since it is smaller than the sum of its proper divisors (307661402664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145936178136 is a wasteful number, since it uses less digits than its factorization.
145936178136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1211789 (or 1211782 counting only the distinct ones).
The product of its digits is 3265920, while the sum is 54.
The spelling of 145936178136 in words is "one hundred forty-five billion, nine hundred thirty-six million, one hundred seventy-eight thousand, one hundred thirty-six".
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