Base | Representation |
---|---|
bin | 11000111011101000… |
… | …10000111101111101 |
3 | 1021112211111200011020 |
4 | 30131310100331331 |
5 | 204403044022031 |
6 | 10052110014353 |
7 | 652460555010 |
oct | 143564207575 |
9 | 37484450136 |
10 | 13385142141 |
11 | 5749622448 |
12 | 27167a73b9 |
13 | 1354110567 |
14 | 90d983377 |
15 | 53517d096 |
hex | 31dd10f7d |
13385142141 has 16 divisors (see below), whose sum is σ = 20654592000. Its totient is φ = 7551833328.
The previous prime is 13385142139. The next prime is 13385142161. The reversal of 13385142141 is 14124158331.
It is not a de Polignac number, because 13385142141 - 21 = 13385142139 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13385142101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4032441 + ... + 4035758.
It is an arithmetic number, because the mean of its divisors is an integer number (1290912000).
Almost surely, 213385142141 is an apocalyptic number.
It is an amenable number.
13385142141 is a deficient number, since it is larger than the sum of its proper divisors (7269449859).
13385142141 is an equidigital number, since it uses as much as digits as its factorization.
13385142141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8068288.
The product of its digits is 11520, while the sum is 33.
The spelling of 13385142141 in words is "thirteen billion, three hundred eighty-five million, one hundred forty-two thousand, one hundred forty-one".
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