Base | Representation |
---|---|
bin | 100000100110010100… |
… | …1101111000111111110 |
3 | 20200200210200011100200 |
4 | 1001030221233013332 |
5 | 2121332401023303 |
6 | 52054324304330 |
7 | 5025541546023 |
oct | 1011451570776 |
9 | 220623604320 |
10 | 70005486078 |
11 | 277642a9920 |
12 | 116988420a6 |
13 | 67a8618758 |
14 | 356164354a |
15 | 1c4ad463a3 |
hex | 104ca6f1fe |
70005486078 has 48 divisors (see below), whose sum is σ = 172661763456. Its totient is φ = 20291443920.
The previous prime is 70005486041. The next prime is 70005486139. The reversal of 70005486078 is 87068450007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7681600 + ... + 7690707.
It is an arithmetic number, because the mean of its divisors is an integer number (3597120072).
Almost surely, 270005486078 is an apocalyptic number.
70005486078 is an abundant number, since it is smaller than the sum of its proper divisors (102656277378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70005486078 is a wasteful number, since it uses less digits than its factorization.
70005486078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15372349 (or 15372346 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The spelling of 70005486078 in words is "seventy billion, five million, four hundred eighty-six thousand, seventy-eight".
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