Base | Representation |
---|---|
bin | 1000000101110… |
… | …10000011111100 |
3 | 11201201012110201 |
4 | 10002322003330 |
5 | 114333332342 |
6 | 10422413244 |
7 | 1452615361 |
oct | 402720374 |
9 | 151635421 |
10 | 67870972 |
11 | 35347514 |
12 | 1a891224 |
13 | 110a4750 |
14 | 902a468 |
15 | 5e59db7 |
hex | 40ba0fc |
67870972 has 24 divisors (see below), whose sum is σ = 128144016. Its totient is φ = 31267968.
The previous prime is 67870967. The next prime is 67870973. The reversal of 67870972 is 27907876.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67870973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43803 + ... + 45325.
It is an arithmetic number, because the mean of its divisors is an integer number (5339334).
Almost surely, 267870972 is an apocalyptic number.
It is an amenable number.
67870972 is a deficient number, since it is larger than the sum of its proper divisors (60273044).
67870972 is a wasteful number, since it uses less digits than its factorization.
67870972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2397 (or 2395 counting only the distinct ones).
The product of its (nonzero) digits is 296352, while the sum is 46.
The square root of 67870972 is about 8238.3840648516. The cubic root of 67870972 is about 407.9071860517.
The spelling of 67870972 in words is "sixty-seven million, eight hundred seventy thousand, nine hundred seventy-two".
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