Base | Representation |
---|---|
bin | 10000010100000… |
… | …11110101011000 |
3 | 100112111221120222 |
4 | 20022003311120 |
5 | 240013323442 |
6 | 21325135212 |
7 | 3251150540 |
oct | 1012036530 |
9 | 315457528 |
10 | 136854872 |
11 | 70284100 |
12 | 399ba508 |
13 | 2247891b |
14 | 14266320 |
15 | c0348d2 |
hex | 8283d58 |
136854872 has 96 divisors (see below), whose sum is σ = 339628800. Its totient is φ = 50466240.
The previous prime is 136854871. The next prime is 136854881. The reversal of 136854872 is 278458631.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136854871) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128213 + ... + 129275.
It is an arithmetic number, because the mean of its divisors is an integer number (3537800).
Almost surely, 2136854872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 136854872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169814400).
136854872 is an abundant number, since it is smaller than the sum of its proper divisors (202773928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136854872 is a wasteful number, since it uses less digits than its factorization.
136854872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1117 (or 1102 counting only the distinct ones).
The product of its digits is 322560, while the sum is 44.
The square root of 136854872 is about 11698.4987070991. The cubic root of 136854872 is about 515.3315764624.
It can be divided in two parts, 1368 and 54872, that multiplied together give a square (75064896 = 86642).
The spelling of 136854872 in words is "one hundred thirty-six million, eight hundred fifty-four thousand, eight hundred seventy-two".
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