Base | Representation |
---|---|
bin | 10000011101001… |
… | …00100000000110 |
3 | 100121202000111220 |
4 | 20032210200012 |
5 | 240314143004 |
6 | 21410341210 |
7 | 3264203655 |
oct | 1016444006 |
9 | 317660456 |
10 | 138037254 |
11 | 70a11483 |
12 | 3a28a806 |
13 | 227a0b64 |
14 | 1449319c |
15 | c1b9dd9 |
hex | 83a4806 |
138037254 has 24 divisors (see below), whose sum is σ = 278190360. Its totient is φ = 45662400.
The previous prime is 138037247. The next prime is 138037271. The reversal of 138037254 is 452730831.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136302 + ... + 137310.
It is an arithmetic number, because the mean of its divisors is an integer number (11591265).
Almost surely, 2138037254 is an apocalyptic number.
138037254 is an abundant number, since it is smaller than the sum of its proper divisors (140153106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138037254 is a wasteful number, since it uses less digits than its factorization.
138037254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1316 (or 1165 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 138037254 is about 11748.9256530119. The cubic root of 138037254 is about 516.8114224065.
The spelling of 138037254 in words is "one hundred thirty-eight million, thirty-seven thousand, two hundred fifty-four".
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