Base | Representation |
---|---|
bin | 100000101100010010… |
… | …0000100110111111110 |
3 | 20201012201201020011110 |
4 | 1001120210010313332 |
5 | 2122240031011034 |
6 | 52130223502450 |
7 | 5033516310111 |
oct | 1013044046776 |
9 | 221181636143 |
10 | 70205328894 |
11 | 27857094778 |
12 | 11733757a26 |
13 | 680ab4933c |
14 | 357ddc4578 |
15 | 1c5d66dde9 |
hex | 1058904dfe |
70205328894 has 32 divisors (see below), whose sum is σ = 143998248960. Its totient is φ = 22808012192.
The previous prime is 70205328887. The next prime is 70205328913. The reversal of 70205328894 is 49882350207.
It is a super-2 number, since 2×702053288942 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453429 + ... + 588224.
It is an arithmetic number, because the mean of its divisors is an integer number (4499945280).
Almost surely, 270205328894 is an apocalyptic number.
70205328894 is an abundant number, since it is smaller than the sum of its proper divisors (73792920066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70205328894 is a wasteful number, since it uses less digits than its factorization.
70205328894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1041944.
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 70205328894 in words is "seventy billion, two hundred five million, three hundred twenty-eight thousand, eight hundred ninety-four".
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