Base | Representation |
---|---|
bin | 1000000101110… |
… | …01110101010000 |
3 | 11201201011011220 |
4 | 10002321311100 |
5 | 114333320112 |
6 | 10422405040 |
7 | 1452612546 |
oct | 402716520 |
9 | 151634156 |
10 | 67870032 |
11 | 3534683a |
12 | 1a890780 |
13 | 110a41a9 |
14 | 9029d96 |
15 | 5e5998c |
hex | 40b9d50 |
67870032 has 20 divisors (see below), whose sum is σ = 175331040. Its totient is φ = 22623328.
The previous prime is 67870007. The next prime is 67870087. The reversal of 67870032 is 23007876.
It is a junction number, because it is equal to n+sod(n) for n = 67869975 and 67870002.
It is a congruent number.
It is an unprimeable number.
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, 706932 + ... + 707027.
It is an arithmetic number, because the mean of its divisors is an integer number (8766552).
Almost surely, 267870032 is an apocalyptic number.
It is an amenable number.
67870032 is an abundant number, since it is smaller than the sum of its proper divisors (107461008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67870032 is a wasteful number, since it uses less digits than its factorization.
67870032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1413970 (or 1413964 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 67870032 is about 8238.3270146311. The cubic root of 67870032 is about 407.9053028975.
The spelling of 67870032 in words is "sixty-seven million, eight hundred seventy thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •