Base | Representation |
---|---|
bin | 1101110001010001111000… |
… | …10001111101100011010101 |
3 | 10222012210100020211211221222 |
4 | 12320220330101331203111 |
5 | 12432104011334401300 |
6 | 144222403411220125 |
7 | 6243460531561412 |
oct | 670507421754325 |
9 | 128183306754858 |
10 | 30280530778325 |
11 | 97149a0237a03 |
12 | 34906a05a7645 |
13 | 13b8598833639 |
14 | 76982a8d1109 |
15 | 3779ed114785 |
hex | 1b8a3c47d8d5 |
30280530778325 has 12 divisors (see below), whose sum is σ = 37548620835648. Its totient is φ = 24223932577200.
The previous prime is 30280530778321. The next prime is 30280530778349. The reversal of 30280530778325 is 52387703508203.
It is not a de Polignac number, because 30280530778325 - 22 = 30280530778321 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 (30280530778321) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11043197 + ... + 13509746.
It is an arithmetic number, because the mean of its divisors is an integer number (3129051736304).
Almost surely, 230280530778325 is an apocalyptic number.
It is an amenable number.
30280530778325 is a deficient number, since it is larger than the sum of its proper divisors (7268090057323).
30280530778325 is a wasteful number, since it uses less digits than its factorization.
30280530778325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24602284 (or 24602279 counting only the distinct ones).
The product of its (nonzero) digits is 8467200, while the sum is 53.
The spelling of 30280530778325 in words is "thirty trillion, two hundred eighty billion, five hundred thirty million, seven hundred seventy-eight thousand, three hundred twenty-five".
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