Base | Representation |
---|---|
bin | 10001101100110011110000… |
… | …01000100001111001001110 |
3 | 12002211000002102121120111110 |
4 | 20312121320020201321032 |
5 | 20100203310314411004 |
6 | 214440552240232450 |
7 | 11125044310545633 |
oct | 1066317010417116 |
9 | 162730072546443 |
10 | 38923009138254 |
11 | 11447178a3521a |
12 | 444765900b726 |
13 | 189456872abc7 |
14 | 987c52bdc18a |
15 | 477724283589 |
hex | 236678221e4e |
38923009138254 has 64 divisors (see below), whose sum is σ = 78754199927040. Its totient is φ = 12823964375040.
The previous prime is 38923009138253. The next prime is 38923009138301. The reversal of 38923009138254 is 45283190032983.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 38923009138194 and 38923009138203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38923009138253) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242647044 + ... + 242807400.
It is an arithmetic number, because the mean of its divisors is an integer number (1230534373860).
Almost surely, 238923009138254 is an apocalyptic number.
38923009138254 is an abundant number, since it is smaller than the sum of its proper divisors (39831190788786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38923009138254 is a wasteful number, since it uses less digits than its factorization.
38923009138254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161905.
The product of its (nonzero) digits is 11197440, while the sum is 57.
The spelling of 38923009138254 in words is "thirty-eight trillion, nine hundred twenty-three billion, nine million, one hundred thirty-eight thousand, two hundred fifty-four".
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