Base | Representation |
---|---|
bin | 111101110000010… |
… | …0011110010000111 |
3 | 12100102002020202011 |
4 | 1323200203302013 |
5 | 13220431221433 |
6 | 541340555051 |
7 | 102230560222 |
oct | 17340436207 |
9 | 5312066664 |
10 | 2072132743 |
11 | 973734aaa |
12 | 499b52a87 |
13 | 2703b1865 |
14 | 1592b45b9 |
15 | c1db03cd |
hex | 7b823c87 |
2072132743 has 4 divisors (see below), whose sum is σ = 2122672608. Its totient is φ = 2021592880.
The previous prime is 2072132731. The next prime is 2072132747. The reversal of 2072132743 is 3472312702.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2072132743 - 217 = 2072001671 is a prime.
It is a super-2 number, since 2×20721327432 = 8587468209225408098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2072132747) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25269871 + ... + 25269952.
It is an arithmetic number, because the mean of its divisors is an integer number (530668152).
Almost surely, 22072132743 is an apocalyptic number.
2072132743 is a deficient number, since it is larger than the sum of its proper divisors (50539865).
2072132743 is an equidigital number, since it uses as much as digits as its factorization.
2072132743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50539864.
The product of its (nonzero) digits is 14112, while the sum is 31.
The square root of 2072132743 is about 45520.6847817561. The cubic root of 2072132743 is about 1274.8894417527.
The spelling of 2072132743 in words is "two billion, seventy-two million, one hundred thirty-two thousand, seven hundred forty-three".
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