Base | Representation |
---|---|
bin | 1111110110111101101… |
… | …1100110010000000110 |
3 | 222001020200100020201100 |
4 | 3331233123212100012 |
5 | 13430440311221230 |
6 | 325055105240530 |
7 | 25453424400432 |
oct | 3755733462006 |
9 | 861220306640 |
10 | 272452445190 |
11 | a5601336682 |
12 | 44977933146 |
13 | 1c8cc885813 |
14 | d2886c99c2 |
15 | 714901a660 |
hex | 3f6f6e6406 |
272452445190 has 96 divisors (see below), whose sum is σ = 725864944896. Its totient is φ = 70861317120.
The previous prime is 272452445141. The next prime is 272452445197. The reversal of 272452445190 is 91544254272.
272452445190 is a `hidden beast` number, since 2 + 7 + 2 + 452 + 4 + 4 + 5 + 190 = 666.
It is a super-2 number, since 2×2724524451902 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272452445197) 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, 15847339 + ... + 15864521.
It is an arithmetic number, because the mean of its divisors is an integer number (7561093176).
Almost surely, 2272452445190 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 272452445190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362932472448).
272452445190 is an abundant number, since it is smaller than the sum of its proper divisors (453412499706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272452445190 is a wasteful number, since it uses less digits than its factorization.
272452445190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21534 (or 21531 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The spelling of 272452445190 in words is "two hundred seventy-two billion, four hundred fifty-two million, four hundred forty-five thousand, one hundred ninety".
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