Base | Representation |
---|---|
bin | 101111001000100101… |
… | …1101100100101101111 |
3 | 100200021012022021211021 |
4 | 1132101023230211233 |
5 | 3124244310312401 |
6 | 114255544035011 |
7 | 10212216614665 |
oct | 1362113544557 |
9 | 320235267737 |
10 | 101220010351 |
11 | 39a22069a19 |
12 | 1774a462a67 |
13 | 97114bbc65 |
14 | 4c830bcc35 |
15 | 29763c92a1 |
hex | 17912ec96f |
101220010351 has 4 divisors (see below), whose sum is σ = 102439528632. Its totient is φ = 100000492072.
The previous prime is 101220010349. The next prime is 101220010357. The reversal of 101220010351 is 153010022101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 153010022101 = 43 ⋅3558372607.
It is a cyclic number.
It is not a de Polignac number, because 101220010351 - 21 = 101220010349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101220010357) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609759016 + ... + 609759181.
It is an arithmetic number, because the mean of its divisors is an integer number (25609882158).
Almost surely, 2101220010351 is an apocalyptic number.
101220010351 is a deficient number, since it is larger than the sum of its proper divisors (1219518281).
101220010351 is an equidigital number, since it uses as much as digits as its factorization.
101220010351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1219518280.
The product of its (nonzero) digits is 60, while the sum is 16.
Adding to 101220010351 its reverse (153010022101), we get a palindrome (254230032452).
The spelling of 101220010351 in words is "one hundred one billion, two hundred twenty million, ten thousand, three hundred fifty-one".
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