Base | Representation |
---|---|
bin | 100011000101100010… |
… | …1000110001101100000 |
3 | 21012111010012111110202 |
4 | 1012023011012031200 |
5 | 2213303020010331 |
6 | 54340405044332 |
7 | 5305121562554 |
oct | 1061305061540 |
9 | 235433174422 |
10 | 75347813216 |
11 | 29a55970315 |
12 | 127299b66a8 |
13 | 714a374c80 |
14 | 390ad75864 |
15 | 1e5ed6cecb |
hex | 118b146360 |
75347813216 has 96 divisors (see below), whose sum is σ = 161005501440. Its totient is φ = 34503952896.
The previous prime is 75347813197. The next prime is 75347813269. The reversal of 75347813216 is 61231874357.
It is a happy number.
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, 45198815 + ... + 45200481.
It is an arithmetic number, because the mean of its divisors is an integer number (1677140640).
Almost surely, 275347813216 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 75347813216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80502750720).
75347813216 is an abundant number, since it is smaller than the sum of its proper divisors (85657688224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75347813216 is a wasteful number, since it uses less digits than its factorization.
75347813216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2476 (or 2468 counting only the distinct ones).
The product of its digits is 846720, while the sum is 47.
The spelling of 75347813216 in words is "seventy-five billion, three hundred forty-seven million, eight hundred thirteen thousand, two hundred sixteen".
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