Base | Representation |
---|---|
bin | 100010101110011110… |
… | …1110010110111100000 |
3 | 21010111012102011222221 |
4 | 1011130331302313200 |
5 | 2210211440201130 |
6 | 54131530440424 |
7 | 5250005535211 |
oct | 1053475626740 |
9 | 233435364887 |
10 | 74574147040 |
11 | 29699186488 |
12 | 12552893114 |
13 | 7055cb2433 |
14 | 3876303408 |
15 | 1e16e9887a |
hex | 115cf72de0 |
74574147040 has 24 divisors (see below), whose sum is σ = 176181422760. Its totient is φ = 29829658752.
The previous prime is 74574147031. The next prime is 74574147047. The reversal of 74574147040 is 4074147547.
It is a super-2 number, since 2×745741470402 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74574147047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233044050 + ... + 233044369.
It is an arithmetic number, because the mean of its divisors is an integer number (7340892615).
Almost surely, 274574147040 is an apocalyptic number.
It is an amenable number.
74574147040 is an abundant number, since it is smaller than the sum of its proper divisors (101607275720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74574147040 is a wasteful number, since it uses less digits than its factorization.
74574147040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466088434 (or 466088426 counting only the distinct ones).
The product of its (nonzero) digits is 439040, while the sum is 43.
The spelling of 74574147040 in words is "seventy-four billion, five hundred seventy-four million, one hundred forty-seven thousand, forty".
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