Base | Representation |
---|---|
bin | 1010000011111010111… |
… | …10011011011100011100 |
3 | 1020001022121021012200000 |
4 | 11001331132123130130 |
5 | 21130444320344122 |
6 | 422451420334300 |
7 | 33655554604635 |
oct | 5017536333434 |
9 | 1201277235600 |
10 | 345702512412 |
11 | 123680068314 |
12 | 56bbb0a4390 |
13 | 267a444b86a |
14 | 12a36c0088c |
15 | 8ed4b190ac |
hex | 507d79b71c |
345702512412 has 144 divisors (see below), whose sum is σ = 913876035072. Its totient is φ = 114264043200.
The previous prime is 345702512401. The next prime is 345702512417. The reversal of 345702512412 is 214215207543.
345702512412 is a `hidden beast` number, since 3 + 4 + 570 + 2 + 51 + 24 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345702512417) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95840313 + ... + 95843919.
Almost surely, 2345702512412 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 345702512412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456938017536).
345702512412 is an abundant number, since it is smaller than the sum of its proper divisors (568173522660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345702512412 is a wasteful number, since it uses less digits than its factorization.
345702512412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4430 (or 4416 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
Adding to 345702512412 its reverse (214215207543), we get a palindrome (559917719955).
The spelling of 345702512412 in words is "three hundred forty-five billion, seven hundred two million, five hundred twelve thousand, four hundred twelve".
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