Base | Representation |
---|---|
bin | 10000000110100… |
… | …000000100111001 |
3 | 200211022112000021 |
4 | 100012200010321 |
5 | 1023123432310 |
6 | 42450010441 |
7 | 6460102213 |
oct | 2006400471 |
9 | 624275007 |
10 | 270139705 |
11 | 129539a60 |
12 | 76576a21 |
13 | 43c745a4 |
14 | 27c3d5b3 |
15 | 18ab15da |
hex | 101a0139 |
270139705 has 16 divisors (see below), whose sum is σ = 353994624. Its totient is φ = 196266880.
The previous prime is 270139699. The next prime is 270139711. The reversal of 270139705 is 507931072.
It is an interprime number because it is at equal distance from previous prime (270139699) and next prime (270139711).
It is not a de Polignac number, because 270139705 - 23 = 270139697 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73389 + ... + 76981.
It is an arithmetic number, because the mean of its divisors is an integer number (22124664).
Almost surely, 2270139705 is an apocalyptic number.
It is an amenable number.
270139705 is a deficient number, since it is larger than the sum of its proper divisors (83854919).
270139705 is a wasteful number, since it uses less digits than its factorization.
270139705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4976.
The product of its (nonzero) digits is 13230, while the sum is 34.
The square root of 270139705 is about 16435.9272631635. The cubic root of 270139705 is about 646.4418638247.
The spelling of 270139705 in words is "two hundred seventy million, one hundred thirty-nine thousand, seven hundred five".
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