Base | Representation |
---|---|
bin | 100010110001110110… |
… | …0100001001100000001 |
3 | 21010210001212200122212 |
4 | 1011203230201030001 |
5 | 2210424341334224 |
6 | 54151042511505 |
7 | 5252546344535 |
oct | 1054354411401 |
9 | 233701780585 |
10 | 74687058689 |
11 | 297469966a1 |
12 | 12584665595 |
13 | 70734c6b69 |
14 | 38872d5bc5 |
15 | 1e21d4dd0e |
hex | 1163b21301 |
74687058689 has 16 divisors (see below), whose sum is σ = 76380758784. Its totient is φ = 73012867200.
The previous prime is 74687058659. The next prime is 74687058707. The reversal of 74687058689 is 98685078647.
It is a cyclic number.
It is not a de Polignac number, because 74687058689 - 224 = 74670281473 is a prime.
It is a super-2 number, since 2×746870586892 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74687058659) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8707607 + ... + 8716179.
It is an arithmetic number, because the mean of its divisors is an integer number (4773797424).
Almost surely, 274687058689 is an apocalyptic number.
It is an amenable number.
74687058689 is a deficient number, since it is larger than the sum of its proper divisors (1693700095).
74687058689 is a wasteful number, since it uses less digits than its factorization.
74687058689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9688.
The product of its (nonzero) digits is 162570240, while the sum is 68.
The spelling of 74687058689 in words is "seventy-four billion, six hundred eighty-seven million, fifty-eight thousand, six hundred eighty-nine".
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