Base | Representation |
---|---|
bin | 101101000111000111001… |
… | …011100100111000000110 |
3 | 101222100200020121020100220 |
4 | 231013013023210320012 |
5 | 401242311324333110 |
6 | 10332043143445210 |
7 | 436653133521240 |
oct | 55070713447006 |
9 | 11870606536326 |
10 | 3100013121030 |
11 | a95787653901 |
12 | 420978156806 |
13 | 196439c84967 |
14 | aa0819b1090 |
15 | 55989bc1370 |
hex | 2d1c72e4e06 |
3100013121030 has 128 divisors (see below), whose sum is σ = 8644514144256. Its totient is φ = 696778675200.
The previous prime is 3100013120999. The next prime is 3100013121053. The reversal of 3100013121030 is 301213100013.
It is a super-2 number, since 2×31000131210302 (a number of 26 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53170795 + ... + 53229065.
It is an arithmetic number, because the mean of its divisors is an integer number (67535266752).
Almost surely, 23100013121030 is an apocalyptic number.
3100013121030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3100013121030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4322257072128).
3100013121030 is an abundant number, since it is smaller than the sum of its proper divisors (5544501023226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3100013121030 is a wasteful number, since it uses less digits than its factorization.
3100013121030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62502.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 3100013121030 its reverse (301213100013), we get a palindrome (3401226221043).
The spelling of 3100013121030 in words is "three trillion, one hundred billion, thirteen million, one hundred twenty-one thousand, thirty".
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