Base | Representation |
---|---|
bin | 100010110010000101… |
… | …0100111101001010100 |
3 | 21010210121201120202122 |
4 | 1011210022213221110 |
5 | 2210433401340320 |
6 | 54151523555112 |
7 | 5253003410645 |
oct | 1054412475124 |
9 | 233717646678 |
10 | 74694949460 |
11 | 2975039609a |
12 | 1258722ba98 |
13 | 707502a661 |
14 | 388838b6cc |
15 | 1e228abd25 |
hex | 11642a7a54 |
74694949460 has 48 divisors (see below), whose sum is σ = 157842702864. Its totient is φ = 29691045888.
The previous prime is 74694949453. The next prime is 74694949471. The reversal of 74694949460 is 6494949647.
It can be written as a sum of positive squares in 8 ways, for example, as 5107675024 + 69587274436 = 71468^2 + 263794^2 .
It is a junction number, because it is equal to n+sod(n) for n = 74694949393 and 74694949402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3444572 + ... + 3466188.
It is an arithmetic number, because the mean of its divisors is an integer number (3288389643).
Almost surely, 274694949460 is an apocalyptic number.
It is an amenable number.
74694949460 is an abundant number, since it is smaller than the sum of its proper divisors (83147753404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74694949460 is a wasteful number, since it uses less digits than its factorization.
74694949460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22700 (or 22698 counting only the distinct ones).
The product of its (nonzero) digits is 47029248, while the sum is 62.
The spelling of 74694949460 in words is "seventy-four billion, six hundred ninety-four million, nine hundred forty-nine thousand, four hundred sixty".
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