Base | Representation |
---|---|
bin | 100000100110011000… |
… | …0110111101101110000 |
3 | 20200200221012011210010 |
4 | 1001030300313231300 |
5 | 2121333340400042 |
6 | 52054432334520 |
7 | 5025563465340 |
oct | 1011460675560 |
9 | 220627164703 |
10 | 70007356272 |
11 | 27765366a37 |
12 | 116993a4440 |
13 | 67a8b21a89 |
14 | 35619acd20 |
15 | 1c4b0b559c |
hex | 104cc37b70 |
70007356272 has 160 divisors (see below), whose sum is σ = 214094868480. Its totient is φ = 19310113536.
The previous prime is 70007356267. The next prime is 70007356283. The reversal of 70007356272 is 27265370007.
It is a self number, because there is not a number n which added to its sum of digits gives 70007356272.
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 31 ways as a sum of consecutive naturals, for example, 8190433 + ... + 8198975.
It is an arithmetic number, because the mean of its divisors is an integer number (1338092928).
Almost surely, 270007356272 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 70007356272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107047434240).
70007356272 is an abundant number, since it is smaller than the sum of its proper divisors (144087512208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70007356272 is an equidigital number, since it uses as much as digits as its factorization.
70007356272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8648 (or 8584 counting only the distinct ones).
The product of its (nonzero) digits is 123480, while the sum is 39.
It can be divided in two parts, 7000735 and 6272, that added together give a palindrome (7007007).
The spelling of 70007356272 in words is "seventy billion, seven million, three hundred fifty-six thousand, two hundred seventy-two".
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