Base | Representation |
---|---|
bin | 100000110001101111… |
… | …0001100000100010000 |
3 | 20201200111001220011100 |
4 | 1001203132030010100 |
5 | 2123123403203424 |
6 | 52200322144400 |
7 | 5041200655161 |
oct | 1014336140420 |
9 | 221614056140 |
10 | 70388334864 |
11 | 2794041a881 |
12 | 11784ab2100 |
13 | 6839a334b3 |
14 | 359a421768 |
15 | 1c6e76cdc9 |
hex | 106378c110 |
70388334864 has 45 divisors (see below), whose sum is σ = 196998486373. Its totient is φ = 23461717056.
The previous prime is 70388334847. The next prime is 70388334881. The reversal of 70388334864 is 46843388307.
The square root of 70388334864 is 265308.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (70388334847) and next prime (70388334881).
It can be written as a sum of positive squares in only one way, i.e., 8447080464 + 61941254400 = 91908^2 + 248880^2 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 70388334864.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3172642 + ... + 3194750.
Almost surely, 270388334864 is an apocalyptic number.
70388334864 is the 265308-th square number.
It is an amenable number.
70388334864 is an abundant number, since it is smaller than the sum of its proper divisors (126610151509).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70388334864 is an frugal number, since it uses more digits than its factorization.
70388334864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44232 (or 22114 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 54.
The spelling of 70388334864 in words is "seventy billion, three hundred eighty-eight million, three hundred thirty-four thousand, eight hundred sixty-four".
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