Base | Representation |
---|---|
bin | 100000111010001111… |
… | …0110010011000000000 |
3 | 20202102101001011122012 |
4 | 1001310132302120000 |
5 | 2124214432020243 |
6 | 52244514432052 |
7 | 5051234401364 |
oct | 1016436623000 |
9 | 222371034565 |
10 | 70673704448 |
11 | 27a77511206 |
12 | 11844592628 |
13 | 6883baac39 |
14 | 35c62a72a4 |
15 | 1c8983bd18 |
hex | 10747b2600 |
70673704448 has 80 divisors (see below), whose sum is σ = 144623556000. Its totient is φ = 34492416000.
The previous prime is 70673704391. The next prime is 70673704471. The reversal of 70673704448 is 84440737607.
It is a junction number, because it is equal to n+sod(n) for n = 70673704396 and 70673704405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3661928 + ... + 3681176.
It is an arithmetic number, because the mean of its divisors is an integer number (1807794450).
Almost surely, 270673704448 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 70673704448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72311778000).
70673704448 is an abundant number, since it is smaller than the sum of its proper divisors (73949851552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70673704448 is a wasteful number, since it uses less digits than its factorization.
70673704448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19439 (or 19423 counting only the distinct ones).
The product of its (nonzero) digits is 3161088, while the sum is 50.
The spelling of 70673704448 in words is "seventy billion, six hundred seventy-three million, seven hundred four thousand, four hundred forty-eight".
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