Base | Representation |
---|---|
bin | 11110100101110110000… |
… | …110110011010110000001 |
3 | 21102222012100202101212110 |
4 | 132211312012303112001 |
5 | 233420321422034101 |
6 | 4245425145045533 |
7 | 304610661303345 |
oct | 36456606632601 |
9 | 7388170671773 |
10 | 2102220502401 |
11 | 74060173a238 |
12 | 29b5114868a9 |
13 | 123314103456 |
14 | 73a687a7625 |
15 | 39a3c133cd6 |
hex | 1e9761b3581 |
2102220502401 has 16 divisors (see below), whose sum is σ = 2968390800000. Its totient is φ = 1318795830528.
The previous prime is 2102220502309. The next prime is 2102220502423. The reversal of 2102220502401 is 1042050222012.
It is not a de Polignac number, because 2102220502401 - 27 = 2102220502273 is a prime.
It is a super-2 number, since 2×21022205024012 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2102220502451) 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, 3542026 + ... + 4092723.
It is an arithmetic number, because the mean of its divisors is an integer number (185524425000).
Almost surely, 22102220502401 is an apocalyptic number.
It is an amenable number.
2102220502401 is a deficient number, since it is larger than the sum of its proper divisors (866170297599).
2102220502401 is a wasteful number, since it uses less digits than its factorization.
2102220502401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7640168.
The product of its (nonzero) digits is 640, while the sum is 21.
Adding to 2102220502401 its reverse (1042050222012), we get a palindrome (3144270724413).
The spelling of 2102220502401 in words is "two trillion, one hundred two billion, two hundred twenty million, five hundred two thousand, four hundred one".
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