Base | Representation |
---|---|
bin | 1000011011000… |
… | …00101010001011 |
3 | 11220221102021110 |
4 | 10031200222023 |
5 | 121041304012 |
6 | 11002141403 |
7 | 1515343104 |
oct | 415405213 |
9 | 156842243 |
10 | 70650507 |
11 | 36975854 |
12 | 1b7b1863 |
13 | 11838945 |
14 | 95513ab |
15 | 630873c |
hex | 4360a8b |
70650507 has 4 divisors (see below), whose sum is σ = 94200680. Its totient is φ = 47100336.
The previous prime is 70650499. The next prime is 70650509. The reversal of 70650507 is 70505607.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70505607 = 3 ⋅23501869.
It is not a de Polignac number, because 70650507 - 23 = 70650499 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70650509) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11775082 + ... + 11775087.
It is an arithmetic number, because the mean of its divisors is an integer number (23550170).
Almost surely, 270650507 is an apocalyptic number.
70650507 is a deficient number, since it is larger than the sum of its proper divisors (23550173).
70650507 is a wasteful number, since it uses less digits than its factorization.
70650507 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23550172.
The product of its (nonzero) digits is 7350, while the sum is 30.
The square root of 70650507 is about 8405.3855949623. The cubic root of 70650507 is about 413.4012266350.
The spelling of 70650507 in words is "seventy million, six hundred fifty thousand, five hundred seven".
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