Base | Representation |
---|---|
bin | 100001000001100100001101… |
… | …011110011001011001110011 |
3 | 201001021002220210222112112021 |
4 | 201001210031132121121303 |
5 | 123014130420042333021 |
6 | 1232523435233012311 |
7 | 42410320200341434 |
oct | 4101441536313163 |
9 | 631232823875467 |
10 | 145243135121011 |
11 | 423082a4327844 |
12 | 143591140b4097 |
13 | 63074a454a275 |
14 | 27c1b3b85d48b |
15 | 11bd191eedc41 |
hex | 84190d799673 |
145243135121011 has 8 divisors (see below), whose sum is σ = 146551465398240. Its totient is φ = 143935208226432.
The previous prime is 145243135120961. The next prime is 145243135121087. The reversal of 145243135121011 is 110121531342541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145243135121011 - 239 = 144693379307123 is a prime.
It is a super-2 number, since 2×1452431351210112 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145243135121111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100122271 + ... + 101562568.
It is an arithmetic number, because the mean of its divisors is an integer number (18318933174780).
Almost surely, 2145243135121011 is an apocalyptic number.
145243135121011 is a deficient number, since it is larger than the sum of its proper divisors (1308330277229).
145243135121011 is a wasteful number, since it uses less digits than its factorization.
145243135121011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201691325.
The product of its (nonzero) digits is 14400, while the sum is 34.
Adding to 145243135121011 its reverse (110121531342541), we get a palindrome (255364666463552).
The spelling of 145243135121011 in words is "one hundred forty-five trillion, two hundred forty-three billion, one hundred thirty-five million, one hundred twenty-one thousand, eleven".
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