Base | Representation |
---|---|
bin | 1000000110001… |
… | …00100011100100 |
3 | 11201210101102201 |
4 | 10003010203210 |
5 | 114341221311 |
6 | 10423344244 |
7 | 1453154605 |
oct | 403044344 |
9 | 151711381 |
10 | 67913956 |
11 | 35376840 |
12 | 1a8b2084 |
13 | 110bb196 |
14 | 903bdac |
15 | 5e679c1 |
hex | 40c48e4 |
67913956 has 24 divisors (see below), whose sum is σ = 131856480. Its totient is φ = 30345600.
The previous prime is 67913953. The next prime is 67913971. The reversal of 67913956 is 65931976.
It is a super-2 number, since 2×679139562 = 9224610839139872, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (67913953) 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, 10485 + ... + 15676.
It is an arithmetic number, because the mean of its divisors is an integer number (5494020).
Almost surely, 267913956 is an apocalyptic number.
It is an amenable number.
67913956 is a deficient number, since it is larger than the sum of its proper divisors (63942524).
67913956 is a wasteful number, since it uses less digits than its factorization.
67913956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26235 (or 26233 counting only the distinct ones).
The product of its digits is 306180, while the sum is 46.
The square root of 67913956 is about 8240.9924159654. The cubic root of 67913956 is about 407.9932797176.
It can be divided in two parts, 679139 and 56, that added together give a triangular number (679195 = T1165).
The spelling of 67913956 in words is "sixty-seven million, nine hundred thirteen thousand, nine hundred fifty-six".
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