Base | Representation |
---|---|
bin | 1111110111011… |
… | …11111000100011 |
3 | 100021110100011220 |
4 | 13323233320203 |
5 | 233033300024 |
6 | 21112510123 |
7 | 3204233541 |
oct | 773577043 |
9 | 307410156 |
10 | 133103139 |
11 | 691513a4 |
12 | 386ab343 |
13 | 21764070 |
14 | 1396ad91 |
15 | ba42e79 |
hex | 7eefe23 |
133103139 has 16 divisors (see below), whose sum is σ = 199433472. Its totient is φ = 78347808.
The previous prime is 133103137. The next prime is 133103141. The reversal of 133103139 is 931301331.
It is an interprime number because it is at equal distance from previous prime (133103137) and next prime (133103141).
It is not a de Polignac number, because 133103139 - 21 = 133103137 is a prime.
It is a super-2 number, since 2×1331031392 = 35432891223306642, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (133103137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73297 + ... + 75090.
It is an arithmetic number, because the mean of its divisors is an integer number (12464592).
Almost surely, 2133103139 is an apocalyptic number.
133103139 is a deficient number, since it is larger than the sum of its proper divisors (66330333).
133103139 is a wasteful number, since it uses less digits than its factorization.
133103139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148426.
The product of its (nonzero) digits is 729, while the sum is 24.
The square root of 133103139 is about 11537.0333708454. The cubic root of 133103139 is about 510.5787854255.
The spelling of 133103139 in words is "one hundred thirty-three million, one hundred three thousand, one hundred thirty-nine".
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