Base | Representation |
---|---|
bin | 11100010100100111… |
… | …101010010010001000 |
3 | 2220111101010020121002 |
4 | 130110213222102020 |
5 | 444240120242300 |
6 | 21545343034132 |
7 | 2124414534341 |
oct | 342447522210 |
9 | 86441106532 |
10 | 30410712200 |
11 | 11996066200 |
12 | 5a8859b948 |
13 | 2b384b747b |
14 | 1686bdb0c8 |
15 | bcec065d5 |
hex | 7149ea488 |
30410712200 has 324 divisors, whose sum is σ = 83436388245. Its totient is φ = 10298851200.
The previous prime is 30410712193. The next prime is 30410712223. The reversal of 30410712200 is 221701403.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 29802497956 + 608214244 = 172634^2 + 24662^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=123310.
It is a super-2 number, since 2×304107122002 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 515435771 + ... + 515435829.
Almost surely, 230410712200 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30410712200
30410712200 is an abundant number, since it is smaller than the sum of its proper divisors (53025676045).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30410712200 is a wasteful number, since it uses less digits than its factorization.
30410712200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194 (or 96 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 20.
The spelling of 30410712200 in words is "thirty billion, four hundred ten million, seven hundred twelve thousand, two hundred".
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