Base | Representation |
---|---|
bin | 1000000011000… |
… | …00000000111110 |
3 | 11201000110112100 |
4 | 10001200000332 |
5 | 114240032032 |
6 | 10410445530 |
7 | 1446521151 |
oct | 401400076 |
9 | 151013470 |
10 | 67502142 |
11 | 351153a4 |
12 | 1a7338a6 |
13 | 10ca58c6 |
14 | 8d71c98 |
15 | 5dd597c |
hex | 406003e |
67502142 has 12 divisors (see below), whose sum is σ = 146254680. Its totient is φ = 22500708.
The previous prime is 67502137. The next prime is 67502143. The reversal of 67502142 is 24120576.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67502143) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1875042 + ... + 1875077.
It is an arithmetic number, because the mean of its divisors is an integer number (12187890).
Almost surely, 267502142 is an apocalyptic number.
67502142 is an abundant number, since it is smaller than the sum of its proper divisors (78752538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67502142 is a wasteful number, since it uses less digits than its factorization.
67502142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3750127 (or 3750124 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 67502142 is about 8215.9687195120. The cubic root of 67502142 is about 407.1669493196.
The spelling of 67502142 in words is "sixty-seven million, five hundred two thousand, one hundred forty-two".
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