Base | Representation |
---|---|
bin | 10000100000011… |
… | …01100100010100 |
3 | 100122112212211210 |
4 | 20100031210110 |
5 | 240421430404 |
6 | 21423501420 |
7 | 3300645432 |
oct | 1020154424 |
9 | 318485753 |
10 | 138467604 |
11 | 71185840 |
12 | 3a457870 |
13 | 228c19c2 |
14 | 14565d52 |
15 | c252689 |
hex | 840d914 |
138467604 has 48 divisors (see below), whose sum is σ = 354848256. Its totient is φ = 41676000.
The previous prime is 138467603. The next prime is 138467617. The reversal of 138467604 is 406764831.
It is a super-3 number, since 3×1384676043 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138467603) 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, 16459 + ... + 23405.
It is an arithmetic number, because the mean of its divisors is an integer number (7392672).
Almost surely, 2138467604 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 138467604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177424128).
138467604 is an abundant number, since it is smaller than the sum of its proper divisors (216380652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138467604 is a wasteful number, since it uses less digits than its factorization.
138467604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7116 (or 7114 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 39.
The square root of 138467604 is about 11767.2258412933. The cubic root of 138467604 is about 517.3479419757.
The spelling of 138467604 in words is "one hundred thirty-eight million, four hundred sixty-seven thousand, six hundred four".
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