Base | Representation |
---|---|
bin | 100000111101001101… |
… | …0000010110010010000 |
3 | 20202200022010012221201 |
4 | 1001322122002302100 |
5 | 2124420404433430 |
6 | 52302425400544 |
7 | 5053552426120 |
oct | 1017232026220 |
9 | 222608105851 |
10 | 70773124240 |
11 | 28018646825 |
12 | 11871939154 |
13 | 689b67a610 |
14 | 35d5586c80 |
15 | 1c934298ca |
hex | 107a682c90 |
70773124240 has 320 divisors, whose sum is σ = 210446530560. Its totient is φ = 21528944640.
The previous prime is 70773124231. The next prime is 70773124241. The reversal of 70773124240 is 4242137707.
It is a super-2 number, since 2×707731242402 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 70773124240.
It is not an unprimeable number, because it can be changed into a prime (70773124241) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 57212902 + ... + 57214138.
It is an arithmetic number, because the mean of its divisors is an integer number (657645408).
Almost surely, 270773124240 is an apocalyptic number.
70773124240 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70773124240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105223265280).
70773124240 is an abundant number, since it is smaller than the sum of its proper divisors (139673406320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70773124240 is a wasteful number, since it uses less digits than its factorization.
70773124240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1570 (or 1564 counting only the distinct ones).
The product of its (nonzero) digits is 65856, while the sum is 37.
The spelling of 70773124240 in words is "seventy billion, seven hundred seventy-three million, one hundred twenty-four thousand, two hundred forty".
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