Base | Representation |
---|---|
bin | 1000011000111… |
… | …10111001000010 |
3 | 11220102201202020 |
4 | 10030132321002 |
5 | 121004143442 |
6 | 10552302310 |
7 | 1513141530 |
oct | 414367102 |
9 | 156381666 |
10 | 70381122 |
11 | 36801419 |
12 | 1b6a1996 |
13 | 11773146 |
14 | 94c1150 |
15 | 62a39ec |
hex | 431ee42 |
70381122 has 32 divisors (see below), whose sum is σ = 170335872. Its totient is φ = 18925824.
The previous prime is 70381099. The next prime is 70381151. The reversal of 70381122 is 22118307.
It is a junction number, because it is equal to n+sod(n) for n = 70381092 and 70381101.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48573 + ... + 50000.
It is an arithmetic number, because the mean of its divisors is an integer number (5322996).
Almost surely, 270381122 is an apocalyptic number.
70381122 is an abundant number, since it is smaller than the sum of its proper divisors (99954750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70381122 is a wasteful number, since it uses less digits than its factorization.
70381122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98602.
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 70381122 is about 8389.3457432627. The cubic root of 70381122 is about 412.8751349588.
Adding to 70381122 its reverse (22118307), we get a palindrome (92499429).
The spelling of 70381122 in words is "seventy million, three hundred eighty-one thousand, one hundred twenty-two".
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