Base | Representation |
---|---|
bin | 100010100000100100… |
… | …0001110111011000010 |
3 | 21002021122121211012000 |
4 | 1011001020032323002 |
5 | 2203232410340341 |
6 | 54013324444430 |
7 | 5232305065236 |
oct | 1050110167302 |
9 | 232248554160 |
10 | 74107121346 |
11 | 294795a1135 |
12 | 124423a9716 |
13 | 6cb030407b |
14 | 38302925c6 |
15 | 1ddae958b6 |
hex | 114120eec2 |
74107121346 has 64 divisors (see below), whose sum is σ = 168008035200. Its totient is φ = 24207372288.
The previous prime is 74107121251. The next prime is 74107121351. The reversal of 74107121346 is 64312170147.
It is a self number, because there is not a number n which added to its sum of digits gives 74107121346.
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, 645210 + ... + 751338.
It is an arithmetic number, because the mean of its divisors is an integer number (2625125550).
Almost surely, 274107121346 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74107121346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84004017600).
74107121346 is an abundant number, since it is smaller than the sum of its proper divisors (93900913854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74107121346 is a wasteful number, since it uses less digits than its factorization.
74107121346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106400 (or 106394 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The spelling of 74107121346 in words is "seventy-four billion, one hundred seven million, one hundred twenty-one thousand, three hundred forty-six".
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