Base | Representation |
---|---|
bin | 11101010001111010100… |
… | …001001011000100111010 |
3 | 21010100120201112020222010 |
4 | 131101322201023010322 |
5 | 230431240123223002 |
6 | 4140202430310350 |
7 | 265240501413120 |
oct | 35217241130472 |
9 | 7110521466863 |
10 | 2012100211002 |
11 | 706366128472 |
12 | 285b603583b6 |
13 | 1179813b473b |
14 | 6d559915910 |
15 | 3751544546c |
hex | 1d47a84b13a |
2012100211002 has 64 divisors (see below), whose sum is σ = 4620973722624. Its totient is φ = 572153376000.
The previous prime is 2012100210943. The next prime is 2012100211003. The reversal of 2012100211002 is 2001120012102.
It is a super-2 number, since 2×20121002110022 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2012100211003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13705378 + ... + 13851410.
It is an arithmetic number, because the mean of its divisors is an integer number (72202714416).
Almost surely, 22012100211002 is an apocalyptic number.
2012100211002 is an abundant number, since it is smaller than the sum of its proper divisors (2608873511622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012100211002 is a wasteful number, since it uses less digits than its factorization.
2012100211002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147603.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2012100211002 its reverse (2001120012102), we get a palindrome (4013220223104).
The spelling of 2012100211002 in words is "two trillion, twelve billion, one hundred million, two hundred eleven thousand, two".
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