Base | Representation |
---|---|
bin | 101111000010111101… |
… | …0101011110010001110 |
3 | 100122210000122122001110 |
4 | 1132011322223302032 |
5 | 3123402414014410 |
6 | 114225112552450 |
7 | 10204433224665 |
oct | 1360572536216 |
9 | 318700578043 |
10 | 101031001230 |
11 | 39935403635 |
12 | 176b70b2726 |
13 | 96b12b2543 |
14 | 4c65d5bddc |
15 | 29649e1720 |
hex | 1785eabc8e |
101031001230 has 32 divisors (see below), whose sum is σ = 243542588544. Its totient is φ = 26822913056.
The previous prime is 101031001213. The next prime is 101031001231. The reversal of 101031001230 is 32100130101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101031001231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7411032 + ... + 7424651.
It is an arithmetic number, because the mean of its divisors is an integer number (7610705892).
Almost surely, 2101031001230 is an apocalyptic number.
101031001230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
101031001230 is an abundant number, since it is smaller than the sum of its proper divisors (142511587314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101031001230 is a wasteful number, since it uses less digits than its factorization.
101031001230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14835920.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 101031001230 its reverse (32100130101), we get a palindrome (133131131331).
The spelling of 101031001230 in words is "one hundred one billion, thirty-one million, one thousand, two hundred thirty".
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