Base | Representation |
---|---|
bin | 1000000110001… |
… | …00011010110010 |
3 | 11201210100122220 |
4 | 10003010122302 |
5 | 114341212034 |
6 | 10423341510 |
7 | 1453153143 |
oct | 403043262 |
9 | 151710586 |
10 | 67913394 |
11 | 3537637a |
12 | 1a8b1896 |
13 | 110bab53 |
14 | 903baca |
15 | 5e67749 |
hex | 40c46b2 |
67913394 has 16 divisors (see below), whose sum is σ = 135907968. Its totient is φ = 22624272.
The previous prime is 67913393. The next prime is 67913407. The reversal of 67913394 is 49331976.
It is a super-2 number, since 2×679133942 = 9224458169198472, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (67913393) 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, 16359 + ... + 20085.
It is an arithmetic number, because the mean of its divisors is an integer number (8494248).
Almost surely, 267913394 is an apocalyptic number.
67913394 is an abundant number, since it is smaller than the sum of its proper divisors (67994574).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67913394 is a wasteful number, since it uses less digits than its factorization.
67913394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6769.
The product of its digits is 122472, while the sum is 42.
The square root of 67913394 is about 8240.9583180599. The cubic root of 67913394 is about 407.9921543090.
The spelling of 67913394 in words is "sixty-seven million, nine hundred thirteen thousand, three hundred ninety-four".
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