Base | Representation |
---|---|
bin | 1011111011110100110100… |
… | …1100011101011111101011 |
3 | 1201110111021000201010000201 |
4 | 2332331031030131133223 |
5 | 3204444204032421301 |
6 | 43524205010213031 |
7 | 2523030543215611 |
oct | 276751514353753 |
9 | 51414230633021 |
10 | 13122420201451 |
11 | 41aa207115000 |
12 | 157b267b84177 |
13 | 7425923b2442 |
14 | 3351b29696b1 |
15 | 17b526d54201 |
hex | bef4d31d7eb |
13122420201451 has 32 divisors (see below), whose sum is σ = 14471643513600. Its totient is φ = 11898130414720.
The previous prime is 13122420201437. The next prime is 13122420201461. The reversal of 13122420201451 is 15410202422131.
It is a happy number.
It is not a de Polignac number, because 13122420201451 - 25 = 13122420201419 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13122420201461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 961413075 + ... + 961426723.
It is an arithmetic number, because the mean of its divisors is an integer number (452238859800).
Almost surely, 213122420201451 is an apocalyptic number.
13122420201451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13122420201451 is a deficient number, since it is larger than the sum of its proper divisors (1349223312149).
13122420201451 is a wasteful number, since it uses less digits than its factorization.
13122420201451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15528 (or 15506 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 28.
Adding to 13122420201451 its reverse (15410202422131), we get a palindrome (28532622623582).
The spelling of 13122420201451 in words is "thirteen trillion, one hundred twenty-two billion, four hundred twenty million, two hundred one thousand, four hundred fifty-one".
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