Base | Representation |
---|---|
bin | 101111110111101101… |
… | …0111010000100110101 |
3 | 100211100101022201210111 |
4 | 1133233122322010311 |
5 | 3141014032243203 |
6 | 115120503223021 |
7 | 10266335362453 |
oct | 1375732720465 |
9 | 324311281714 |
10 | 102801056053 |
11 | 3a663574a63 |
12 | 17b0ba47a71 |
13 | 9903c19567 |
14 | 4d9307b9d3 |
15 | 2a1a0d226d |
hex | 17ef6ba135 |
102801056053 has 4 divisors (see below), whose sum is σ = 102836544300. Its totient is φ = 102765567808.
The previous prime is 102801056041. The next prime is 102801056093. The reversal of 102801056053 is 350650108201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350650108201 = 17 ⋅20626476953.
It can be written as a sum of positive squares in 2 ways, for example, as 25237135044 + 77563921009 = 158862^2 + 278503^2 .
It is a cyclic number.
It is not a de Polignac number, because 102801056053 - 213 = 102801047861 is a prime.
It is a super-2 number, since 2×1028010560532 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102801056023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17739778 + ... + 17745571.
It is an arithmetic number, because the mean of its divisors is an integer number (25709136075).
Almost surely, 2102801056053 is an apocalyptic number.
It is an amenable number.
102801056053 is a deficient number, since it is larger than the sum of its proper divisors (35488247).
102801056053 is an equidigital number, since it uses as much as digits as its factorization.
102801056053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35488246.
The product of its (nonzero) digits is 7200, while the sum is 31.
The spelling of 102801056053 in words is "one hundred two billion, eight hundred one million, fifty-six thousand, fifty-three".
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