Base | Representation |
---|---|
bin | 1000011000011… |
… | …11000011101101 |
3 | 11220022102210021 |
4 | 10030033003231 |
5 | 121000110034 |
6 | 10551042141 |
7 | 1512451462 |
oct | 414170355 |
9 | 156272707 |
10 | 70316269 |
11 | 36767721 |
12 | 1b670351 |
13 | 1174c77a |
14 | 94a5669 |
15 | 628e6b4 |
hex | 430f0ed |
70316269 has 4 divisors (see below), whose sum is σ = 70680796. Its totient is φ = 69951744.
The previous prime is 70316263. The next prime is 70316287. The reversal of 70316269 is 96261307.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96261307 = 647 ⋅148781.
It can be written as a sum of positive squares in 2 ways, for example, as 10640644 + 59675625 = 3262^2 + 7725^2 .
It is a cyclic number.
It is not a de Polignac number, because 70316269 - 23 = 70316261 is a prime.
It is a super-2 number, since 2×703162692 = 9888755372160722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70316261) 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 3 ways as a sum of consecutive naturals, for example, 181974 + ... + 182359.
It is an arithmetic number, because the mean of its divisors is an integer number (17670199).
Almost surely, 270316269 is an apocalyptic number.
It is an amenable number.
70316269 is a deficient number, since it is larger than the sum of its proper divisors (364527).
70316269 is a wasteful number, since it uses less digits than its factorization.
70316269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 364526.
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 70316269 is about 8385.4796523514. The cubic root of 70316269 is about 412.7482807734.
The spelling of 70316269 in words is "seventy million, three hundred sixteen thousand, two hundred sixty-nine".
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