Base | Representation |
---|---|
bin | 1000010111111… |
… | …11111001011100 |
3 | 11220012021121101 |
4 | 10023333321130 |
5 | 120441113142 |
6 | 10545442444 |
7 | 1512102442 |
oct | 413777134 |
9 | 156167541 |
10 | 70254172 |
11 | 36724aaa |
12 | 1b640424 |
13 | 1172a421 |
14 | 948ab92 |
15 | 627b0b7 |
hex | 42ffe5c |
70254172 has 12 divisors (see below), whose sum is σ = 129415720. Its totient is φ = 33278256.
The previous prime is 70254169. The next prime is 70254181. The reversal of 70254172 is 27145207.
It is a self number, because there is not a number n which added to its sum of digits gives 70254172.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462123 + ... + 462274.
Almost surely, 270254172 is an apocalyptic number.
It is an amenable number.
70254172 is a deficient number, since it is larger than the sum of its proper divisors (59161548).
70254172 is a wasteful number, since it uses less digits than its factorization.
70254172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 924420 (or 924418 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 70254172 is about 8381.7761840794. The cubic root of 70254172 is about 412.6267442789.
Adding to 70254172 its reverse (27145207), we get a palindrome (97399379).
The spelling of 70254172 in words is "seventy million, two hundred fifty-four thousand, one hundred seventy-two".
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