Base | Representation |
---|---|
bin | 10000011001010… |
… | …01000000111110 |
3 | 100120210022200120 |
4 | 20030221000332 |
5 | 240202001304 |
6 | 21351435410 |
7 | 3256666224 |
oct | 1014510076 |
9 | 316708616 |
10 | 137531454 |
11 | 706a6465 |
12 | 3a085b66 |
13 | 22654878 |
14 | 143a0b14 |
15 | c11a0d9 |
hex | 832903e |
137531454 has 24 divisors (see below), whose sum is σ = 280028952. Its totient is φ = 45018720.
The previous prime is 137531453. The next prime is 137531461. The reversal of 137531454 is 454135731.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137531453) 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 11 ways as a sum of consecutive naturals, for example, 224052 + ... + 224664.
It is an arithmetic number, because the mean of its divisors is an integer number (11667873).
Almost surely, 2137531454 is an apocalyptic number.
137531454 is an abundant number, since it is smaller than the sum of its proper divisors (142497498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137531454 is an frugal number, since it uses more digits than its factorization.
137531454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1292 (or 679 counting only the distinct ones).
The product of its digits is 25200, while the sum is 33.
The square root of 137531454 is about 11727.3805259316. The cubic root of 137531454 is about 516.1794115018.
The spelling of 137531454 in words is "one hundred thirty-seven million, five hundred thirty-one thousand, four hundred fifty-four".
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