Base | Representation |
---|---|
bin | 101010101101110001… |
… | …101101001111101101 |
3 | 11101101102101121210221 |
4 | 222231301231033231 |
5 | 1222412440133314 |
6 | 33023053331341 |
7 | 3212403304423 |
oct | 525561551755 |
9 | 141342347727 |
10 | 45865161709 |
11 | 184a6762924 |
12 | 8a80196b51 |
13 | 442c22a553 |
14 | 231151b113 |
15 | 12d6887824 |
hex | aadc6d3ed |
45865161709 has 4 divisors (see below), whose sum is σ = 45928952640. Its totient is φ = 45801370780.
The previous prime is 45865161689. The next prime is 45865161737. The reversal of 45865161709 is 90716156854.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 45865161709 - 29 = 45865161197 is a prime.
It is a super-2 number, since 2×458651617092 (a number of 22 digits) 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 (45865168709) 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, 31894387 + ... + 31895824.
It is an arithmetic number, because the mean of its divisors is an integer number (11482238160).
Almost surely, 245865161709 is an apocalyptic number.
It is an amenable number.
45865161709 is a deficient number, since it is larger than the sum of its proper divisors (63790931).
45865161709 is an equidigital number, since it uses as much as digits as its factorization.
45865161709 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63790930.
The product of its (nonzero) digits is 1814400, while the sum is 52.
The spelling of 45865161709 in words is "forty-five billion, eight hundred sixty-five million, one hundred sixty-one thousand, seven hundred nine".
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