Base | Representation |
---|---|
bin | 110101101111101011011011… |
… | …1011000000110110000110101 |
3 | 2021222212001121211221111122111 |
4 | 1223133112313120012300311 |
5 | 443430431430423244414 |
6 | 4353240234220331021 |
7 | 201401521263146113 |
oct | 15337266730066065 |
9 | 2258761554844574 |
10 | 472745831853109 |
11 | 1276a4421693851 |
12 | 450313866a3a71 |
13 | 173a29822c0359 |
14 | 84a503db90ab3 |
15 | 399c30d6628c4 |
hex | 1adf5b7606c35 |
472745831853109 has 32 divisors (see below), whose sum is σ = 490649413478400. Its totient is φ = 455212555586880.
The previous prime is 472745831853089. The next prime is 472745831853157. The reversal of 472745831853109 is 901358138547274.
It is not a de Polignac number, because 472745831853109 - 25 = 472745831853077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472745831853179) 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, 531406527 + ... + 532295395.
It is an arithmetic number, because the mean of its divisors is an integer number (15332794171200).
Almost surely, 2472745831853109 is an apocalyptic number.
It is an amenable number.
472745831853109 is a deficient number, since it is larger than the sum of its proper divisors (17903581625291).
472745831853109 is a wasteful number, since it uses less digits than its factorization.
472745831853109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 889665.
The product of its (nonzero) digits is 203212800, while the sum is 67.
The spelling of 472745831853109 in words is "four hundred seventy-two trillion, seven hundred forty-five billion, eight hundred thirty-one million, eight hundred fifty-three thousand, one hundred nine".
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