Base | Representation |
---|---|
bin | 10000100001111… |
… | …10010001011101 |
3 | 100122221000111120 |
4 | 20100332101131 |
5 | 240444321401 |
6 | 21432041153 |
7 | 3302436156 |
oct | 1020762135 |
9 | 318830446 |
10 | 138667101 |
11 | 71301711 |
12 | 3a5331b9 |
13 | 22961751 |
14 | 145b892d |
15 | c291836 |
hex | 843e45d |
138667101 has 8 divisors (see below), whose sum is σ = 184984320. Its totient is φ = 92397312.
The previous prime is 138667097. The next prime is 138667103. The reversal of 138667101 is 101766831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 138667101 - 22 = 138667097 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138667103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356 + ... + 17213.
It is an arithmetic number, because the mean of its divisors is an integer number (23123040).
Almost surely, 2138667101 is an apocalyptic number.
It is an amenable number.
138667101 is a deficient number, since it is larger than the sum of its proper divisors (46317219).
138667101 is a wasteful number, since it uses less digits than its factorization.
138667101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23715.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 138667101 is about 11775.6995970515. The cubic root of 138667101 is about 517.5962788496.
The spelling of 138667101 in words is "one hundred thirty-eight million, six hundred sixty-seven thousand, one hundred one".
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