Base | Representation |
---|---|
bin | 100010110110111111… |
… | …1000111101010100000 |
3 | 21011020002202010200020 |
4 | 1011231333013222200 |
5 | 2211303041111130 |
6 | 54220131153440 |
7 | 5260044003516 |
oct | 1055577075240 |
9 | 234202663606 |
10 | 74859707040 |
11 | 29825397988 |
12 | 12612445880 |
13 | 70a01c5751 |
14 | 38a21d84b6 |
15 | 1e320a3e10 |
hex | 116dfc7aa0 |
74859707040 has 48 divisors (see below), whose sum is σ = 235808078688. Its totient is φ = 19962588416.
The previous prime is 74859707011. The next prime is 74859707063. The reversal of 74859707040 is 4070795847.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×748597070402 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77978382 + ... + 77979341.
It is an arithmetic number, because the mean of its divisors is an integer number (4912668306).
Almost surely, 274859707040 is an apocalyptic number.
It is an amenable number.
74859707040 is an abundant number, since it is smaller than the sum of its proper divisors (160948371648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74859707040 is a wasteful number, since it uses less digits than its factorization.
74859707040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155957741 (or 155957733 counting only the distinct ones).
The product of its (nonzero) digits is 1975680, while the sum is 51.
The spelling of 74859707040 in words is "seventy-four billion, eight hundred fifty-nine million, seven hundred seven thousand, forty".
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