Base | Representation |
---|---|
bin | 10000011011001… |
… | …11101011110101 |
3 | 100121021100210210 |
4 | 20031213223311 |
5 | 240233210044 |
6 | 21401140033 |
7 | 3262115502 |
oct | 1015475365 |
9 | 317240723 |
10 | 137788149 |
11 | 70861304 |
12 | 3a18a619 |
13 | 22714665 |
14 | 1442a4a9 |
15 | c16b1b9 |
hex | 8367af5 |
137788149 has 16 divisors (see below), whose sum is σ = 190218240. Its totient is φ = 88626480.
The previous prime is 137788117. The next prime is 137788153. The reversal of 137788149 is 941887731.
It is not a de Polignac number, because 137788149 - 25 = 137788117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 137788098 and 137788107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137788159) 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, 31324 + ... + 35450.
It is an arithmetic number, because the mean of its divisors is an integer number (11888640).
Almost surely, 2137788149 is an apocalyptic number.
It is an amenable number.
137788149 is a deficient number, since it is larger than the sum of its proper divisors (52430091).
137788149 is a wasteful number, since it uses less digits than its factorization.
137788149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4520.
The product of its digits is 338688, while the sum is 48.
The square root of 137788149 is about 11738.3196838389. The cubic root of 137788149 is about 516.5003522041.
The spelling of 137788149 in words is "one hundred thirty-seven million, seven hundred eighty-eight thousand, one hundred forty-nine".
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