Base | Representation |
---|---|
bin | 11110000000011010000… |
… | …11101110100101100100 |
3 | 10122120012221112020111220 |
4 | 33000031003232211210 |
5 | 113343002333411400 |
6 | 2105350124500340 |
7 | 134326263606303 |
oct | 17001503564544 |
9 | 3576187466456 |
10 | 1031011232100 |
11 | 368281a64633 |
12 | 1479976aa6b0 |
13 | 762bb001415 |
14 | 37c88cc443a |
15 | 1bc4403e7a0 |
hex | f00d0ee964 |
1031011232100 has 72 divisors (see below), whose sum is σ = 2983962451680. Its totient is φ = 274853076480.
The previous prime is 1031011232057. The next prime is 1031011232113. The reversal of 1031011232100 is 12321101301.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 1031011232100.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475231 + ... + 1512569.
It is an arithmetic number, because the mean of its divisors is an integer number (41443922940).
Almost surely, 21031011232100 is an apocalyptic number.
1031011232100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1031011232100 is an abundant number, since it is smaller than the sum of its proper divisors (1952951219580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031011232100 is a wasteful number, since it uses less digits than its factorization.
1031011232100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1040669 (or 1040662 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 1031011232100 its reverse (12321101301), we get a palindrome (1043332333401).
The spelling of 1031011232100 in words is "one trillion, thirty-one billion, eleven million, two hundred thirty-two thousand, one hundred".
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