Base | Representation |
---|---|
bin | 1000010110101… |
… | …00010111111110 |
3 | 11212212020001210 |
4 | 10023110113332 |
5 | 120414412102 |
6 | 10541545250 |
7 | 1510430631 |
oct | 413242776 |
9 | 155766053 |
10 | 70075902 |
11 | 36613076 |
12 | 1b575226 |
13 | 11697240 |
14 | 9441c18 |
15 | 624336c |
hex | 42d45fe |
70075902 has 16 divisors (see below), whose sum is σ = 150932880. Its totient is φ = 21561792.
The previous prime is 70075849. The next prime is 70075909. The reversal of 70075902 is 20957007.
It is a happy number.
It is a super-2 number, since 2×700759022 = 9821264082227208, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 70075902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70075909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449127 + ... + 449282.
It is an arithmetic number, because the mean of its divisors is an integer number (9433305).
Almost surely, 270075902 is an apocalyptic number.
70075902 is an abundant number, since it is smaller than the sum of its proper divisors (80856978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70075902 is a wasteful number, since it uses less digits than its factorization.
70075902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 898427.
The product of its (nonzero) digits is 4410, while the sum is 30.
The square root of 70075902 is about 8371.1350484866. The cubic root of 70075902 is about 412.2774351247.
It can be divided in two parts, 7007 and 5902, that multiplied together give a palindrome (41355314).
The spelling of 70075902 in words is "seventy million, seventy-five thousand, nine hundred two".
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