Base | Representation |
---|---|
bin | 1000011101111111100… |
… | …0100011000001101101 |
3 | 111220112110020000000020 |
4 | 2013133320203001231 |
5 | 4340430424012334 |
6 | 150500500552353 |
7 | 13340244064152 |
oct | 2073770430155 |
9 | 456473200006 |
10 | 145490063469 |
11 | 5677a391083 |
12 | 242443b26b9 |
13 | 10948106c6a |
14 | 708281a229 |
15 | 3bb7bcbe49 |
hex | 21dfe2306d |
145490063469 has 8 divisors (see below), whose sum is σ = 194006340192. Its totient is φ = 96983581200.
The previous prime is 145490063441. The next prime is 145490063483. The reversal of 145490063469 is 964360094541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145490063469 - 29 = 145490062957 is a prime.
It is a super-2 number, since 2×1454900634692 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145490063429) 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, 2413882 + ... + 2473419.
It is an arithmetic number, because the mean of its divisors is an integer number (24250792524).
Almost surely, 2145490063469 is an apocalyptic number.
It is an amenable number.
145490063469 is a deficient number, since it is larger than the sum of its proper divisors (48516276723).
145490063469 is an equidigital number, since it uses as much as digits as its factorization.
145490063469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4897227.
The product of its (nonzero) digits is 2799360, while the sum is 51.
The spelling of 145490063469 in words is "one hundred forty-five billion, four hundred ninety million, sixty-three thousand, four hundred sixty-nine".
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