Base | Representation |
---|---|
bin | 11100000010001010… |
… | …010100010011010100 |
3 | 2212200210101202121200 |
4 | 130002022110103110 |
5 | 443121330430400 |
6 | 21454521312500 |
7 | 2113634351151 |
oct | 340212242324 |
9 | 85623352550 |
10 | 30101030100 |
11 | 11847279489 |
12 | 5a00935730 |
13 | 2ab92a971b |
14 | 1657a27228 |
15 | bb2933b00 |
hex | 7022944d4 |
30101030100 has 54 divisors (see below), whose sum is σ = 94350009390. Its totient is φ = 8026941120.
The previous prime is 30101030081. The next prime is 30101030107. The reversal of 30101030100 is 103010103.
It can be written as a sum of positive squares in 3 ways, for example, as 10587175236 + 19513854864 = 102894^2 + 139692^2 .
It is a super-2 number, since 2×301010301002 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30101030107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16721895 + ... + 16723694.
Almost surely, 230101030100 is an apocalyptic number.
30101030100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30101030100 is an abundant number, since it is smaller than the sum of its proper divisors (64248979290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30101030100 is a wasteful number, since it uses less digits than its factorization.
30101030100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33445609 (or 33445599 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 9.
Adding to 30101030100 its reverse (103010103), we get a palindrome (30204040203).
The spelling of 30101030100 in words is "thirty billion, one hundred one million, thirty thousand, one hundred".
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