Base | Representation |
---|---|
bin | 100000110100010001… |
… | …0101101100100010100 |
3 | 20201220102010222211120 |
4 | 1001220202231210110 |
5 | 2123312143003430 |
6 | 52213001403540 |
7 | 5043253034142 |
oct | 1015042554424 |
9 | 221812128746 |
10 | 70473406740 |
11 | 27984445610 |
12 | 117a94995b0 |
13 | 685154b299 |
14 | 35a7848592 |
15 | 1c76e74610 |
hex | 10688ad914 |
70473406740 has 96 divisors (see below), whose sum is σ = 215638464384. Its totient is φ = 17054760960.
The previous prime is 70473406727. The next prime is 70473406741. The reversal of 70473406740 is 4760437407.
It is a junction number, because it is equal to n+sod(n) for n = 70473406692 and 70473406701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70473406741) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288292 + ... + 473348.
It is an arithmetic number, because the mean of its divisors is an integer number (2246234004).
Almost surely, 270473406740 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 70473406740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107819232192).
70473406740 is an abundant number, since it is smaller than the sum of its proper divisors (145165057644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70473406740 is a wasteful number, since it uses less digits than its factorization.
70473406740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185657 (or 185655 counting only the distinct ones).
The product of its (nonzero) digits is 395136, while the sum is 42.
The spelling of 70473406740 in words is "seventy billion, four hundred seventy-three million, four hundred six thousand, seven hundred forty".
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