Base | Representation |
---|---|
bin | 11101100011101110001… |
… | …011010011101000101100 |
3 | 21012011221020201211121222 |
4 | 131203232023103220230 |
5 | 231234414422131012 |
6 | 4153044012442512 |
7 | 266515352263640 |
oct | 35435613235054 |
9 | 7164836654558 |
10 | 2031220505132 |
11 | 713488026445 |
12 | 2897b7779438 |
13 | 11970a74cc50 |
14 | 70451044c20 |
15 | 37c83d42972 |
hex | 1d8ee2d3a2c |
2031220505132 has 48 divisors (see below), whose sum is σ = 4468020264960. Its totient is φ = 786462737472.
The previous prime is 2031220505117. The next prime is 2031220505177. The reversal of 2031220505132 is 2315050221302.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59347532 + ... + 59381747.
It is an arithmetic number, because the mean of its divisors is an integer number (93083755520).
Almost surely, 22031220505132 is an apocalyptic number.
It is an amenable number.
2031220505132 is an abundant number, since it is smaller than the sum of its proper divisors (2436799759828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031220505132 is a wasteful number, since it uses less digits than its factorization.
2031220505132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118729350 (or 118729348 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 2031220505132 its reverse (2315050221302), we get a palindrome (4346270726434).
It can be divided in two parts, 2031220 and 505132, that added together give a palindrome (2536352).
The spelling of 2031220505132 in words is "two trillion, thirty-one billion, two hundred twenty million, five hundred five thousand, one hundred thirty-two".
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