Base | Representation |
---|---|
bin | 1001011011000… |
… | …01010110011001 |
3 | 12111201202011110 |
4 | 10231201112121 |
5 | 130213320240 |
6 | 11502050533 |
7 | 1646562663 |
oct | 455412631 |
9 | 174652143 |
10 | 79041945 |
11 | 40687424 |
12 | 22579a49 |
13 | 134b62a8 |
14 | a6d7533 |
15 | 6e14c80 |
hex | 4b61599 |
79041945 has 8 divisors (see below), whose sum is σ = 126467136. Its totient is φ = 42155696.
The previous prime is 79041943. The next prime is 79041947. The reversal of 79041945 is 54914097.
It is an interprime number because it is at equal distance from previous prime (79041943) and next prime (79041947).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 79041945 - 21 = 79041943 is a prime.
It is not an unprimeable number, because it can be changed into a prime (79041943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2634717 + ... + 2634746.
It is an arithmetic number, because the mean of its divisors is an integer number (15808392).
Almost surely, 279041945 is an apocalyptic number.
It is an amenable number.
79041945 is a deficient number, since it is larger than the sum of its proper divisors (47425191).
79041945 is a wasteful number, since it uses less digits than its factorization.
79041945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5269471.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 79041945 is about 8890.5536947931. The cubic root of 79041945 is about 429.1599699000.
The spelling of 79041945 in words is "seventy-nine million, forty-one thousand, nine hundred forty-five".
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