Base | Representation |
---|---|
bin | 1000011110101000110… |
… | …0011000010001000111 |
3 | 111220222111200211120110 |
4 | 2013222030120101013 |
5 | 4341304214100224 |
6 | 150530000204103 |
7 | 13344444235536 |
oct | 2075214302107 |
9 | 456874624513 |
10 | 145663034439 |
11 | 56858a9279a |
12 | 24292309633 |
13 | 10974bb9650 |
14 | 709b7a431d |
15 | 3bc7e97929 |
hex | 21ea318447 |
145663034439 has 16 divisors (see below), whose sum is σ = 209440246400. Its totient is φ = 89517475296.
The previous prime is 145663034393. The next prime is 145663034449. The reversal of 145663034439 is 934430366541.
It is a de Polignac number, because none of the positive numbers 2k-145663034439 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145663034449) 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, 2498209 + ... + 2555850.
It is an arithmetic number, because the mean of its divisors is an integer number (13090015400).
Almost surely, 2145663034439 is an apocalyptic number.
145663034439 is a deficient number, since it is larger than the sum of its proper divisors (63777211961).
145663034439 is a wasteful number, since it uses less digits than its factorization.
145663034439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5054814.
The product of its (nonzero) digits is 2799360, while the sum is 48.
The spelling of 145663034439 in words is "one hundred forty-five billion, six hundred sixty-three million, thirty-four thousand, four hundred thirty-nine".
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