Base | Representation |
---|---|
bin | 1011111011110100110100… |
… | …1100011101011111101010 |
3 | 1201110111021000201010000200 |
4 | 2332331031030131133222 |
5 | 3204444204032421300 |
6 | 43524205010213030 |
7 | 2523030543215610 |
oct | 276751514353752 |
9 | 51414230633020 |
10 | 13122420201450 |
11 | 41aa207114aaa |
12 | 157b267b84176 |
13 | 7425923b2441 |
14 | 3351b29696b0 |
15 | 17b526d54200 |
hex | bef4d31d7ea |
13122420201450 has 144 divisors (see below), whose sum is σ = 40293940504896. Its totient is φ = 2999271744000.
The previous prime is 13122420201437. The next prime is 13122420201461. The reversal of 13122420201450 is 5410202422131.
13122420201450 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 2 + 4 + 2 + 0 + 201 + 450 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 78196834 + ... + 78364466.
It is an arithmetic number, because the mean of its divisors is an integer number (279819031284).
Almost surely, 213122420201450 is an apocalyptic number.
13122420201450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13122420201450 is an abundant number, since it is smaller than the sum of its proper divisors (27171520303446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13122420201450 is a wasteful number, since it uses less digits than its factorization.
13122420201450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192509 (or 192501 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 13122420201450 its reverse (5410202422131), we get a palindrome (18532622623581).
The spelling of 13122420201450 in words is "thirteen trillion, one hundred twenty-two billion, four hundred twenty million, two hundred one thousand, four hundred fifty".
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