Base | Representation |
---|---|
bin | 11101110010010011010110… |
… | …101010100110100110110001 |
3 | 122011211111011111011111102022 |
4 | 131302103112222212212301 |
5 | 114132301203112123101 |
6 | 1142340341134001225 |
7 | 36410305461466130 |
oct | 3562232652464661 |
9 | 564744144144368 |
10 | 131000104020401 |
11 | 388169176101a0 |
12 | 12838845946215 |
13 | 5813345271455 |
14 | 244c620361917 |
15 | 102293000aa1b |
hex | 7724d6aa69b1 |
131000104020401 has 32 divisors (see below), whose sum is σ = 164409911930880. Its totient is φ = 101399839992000.
The previous prime is 131000104020343. The next prime is 131000104020439. The reversal of 131000104020401 is 104020401000131.
It is a happy number.
It is not a de Polignac number, because 131000104020401 - 210 = 131000104019377 is a prime.
It is a super-2 number, since 2×1310001040204012 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 131000104020401.
It is not an unprimeable number, because it can be changed into a prime (131000104020491) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 751935635 + ... + 752109831.
It is an arithmetic number, because the mean of its divisors is an integer number (5137809747840).
Almost surely, 2131000104020401 is an apocalyptic number.
131000104020401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
131000104020401 is a deficient number, since it is larger than the sum of its proper divisors (33409807910479).
131000104020401 is a wasteful number, since it uses less digits than its factorization.
131000104020401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239045.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 131000104020401 its reverse (104020401000131), we get a palindrome (235020505020532).
It can be divided in two parts, 131000 and 104020401, that added together give a palindrome (104151401).
The spelling of 131000104020401 in words is "one hundred thirty-one trillion, one hundred four million, twenty thousand, four hundred one".
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