Base | Representation |
---|---|
bin | 1000001110111… |
… | …11010100010100 |
3 | 11210222020011201 |
4 | 10013133110110 |
5 | 120140302043 |
6 | 10504242244 |
7 | 1466050345 |
oct | 407372424 |
9 | 153866151 |
10 | 69072148 |
11 | 35a97a22 |
12 | 1b170384 |
13 | 114053c2 |
14 | 92600cc |
15 | 60e5c4d |
hex | 41df514 |
69072148 has 12 divisors (see below), whose sum is σ = 122123092. Its totient is φ = 34179840.
The previous prime is 69072131. The next prime is 69072169. The reversal of 69072148 is 84127096.
It can be written as a sum of positive squares in 2 ways, for example, as 32855824 + 36216324 = 5732^2 + 6018^2 .
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
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, 88623 + ... + 89398.
Almost surely, 269072148 is an apocalyptic number.
It is an amenable number.
69072148 is a deficient number, since it is larger than the sum of its proper divisors (53050944).
69072148 is a wasteful number, since it uses less digits than its factorization.
69072148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178122 (or 178120 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 69072148 is about 8310.9655275425. The cubic root of 69072148 is about 410.2994995878.
The spelling of 69072148 in words is "sixty-nine million, seventy-two thousand, one hundred forty-eight".
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