Base | Representation |
---|---|
bin | 100010101010100100… |
… | …0111111000010010100 |
3 | 21010011001101020210110 |
4 | 1011111020333002110 |
5 | 2204424333101430 |
6 | 54110520523020 |
7 | 5243522615151 |
oct | 1052510770224 |
9 | 233131336713 |
10 | 74442862740 |
11 | 29631067664 |
12 | 12516920470 |
13 | 7034a3720c |
14 | 3862acb228 |
15 | 1e0a6b47b0 |
hex | 115523f094 |
74442862740 has 96 divisors (see below), whose sum is σ = 210912266880. Its totient is φ = 19616256000.
The previous prime is 74442862699. The next prime is 74442862751. The reversal of 74442862740 is 4726824447.
It is a self number, because there is not a number n which added to its sum of digits gives 74442862740.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11536515 + ... + 11542965.
It is an arithmetic number, because the mean of its divisors is an integer number (2197002780).
Almost surely, 274442862740 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74442862740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105456133440).
74442862740 is an abundant number, since it is smaller than the sum of its proper divisors (136469404140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74442862740 is a wasteful number, since it uses less digits than its factorization.
74442862740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8713 (or 8711 counting only the distinct ones).
The product of its (nonzero) digits is 2408448, while the sum is 48.
The spelling of 74442862740 in words is "seventy-four billion, four hundred forty-two million, eight hundred sixty-two thousand, seven hundred forty".
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