Base | Representation |
---|---|
bin | 1000011101110111000… |
… | …1000111011011100111 |
3 | 111220102222102021202221 |
4 | 2013131301013123213 |
5 | 4340342331422444 |
6 | 150453152013211 |
7 | 13336333240336 |
oct | 2073561073347 |
9 | 456388367687 |
10 | 145454560999 |
11 | 567613425a0 |
12 | 24234531207 |
13 | 10940956597 |
14 | 707bc17d1d |
15 | 3bb4a17a84 |
hex | 21ddc476e7 |
145454560999 has 32 divisors (see below), whose sum is σ = 171330584832. Its totient is φ = 122012352000.
The previous prime is 145454560973. The next prime is 145454561017. The reversal of 145454560999 is 999065454541.
It is a de Polignac number, because none of the positive numbers 2k-145454560999 is a prime.
It is a super-3 number, since 3×1454545609993 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145454560949) 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, 2616109 + ... + 2671129.
It is an arithmetic number, because the mean of its divisors is an integer number (5354080776).
Almost surely, 2145454560999 is an apocalyptic number.
145454560999 is a deficient number, since it is larger than the sum of its proper divisors (25876023833).
145454560999 is a wasteful number, since it uses less digits than its factorization.
145454560999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55327.
The product of its (nonzero) digits is 34992000, while the sum is 61.
The spelling of 145454560999 in words is "one hundred forty-five billion, four hundred fifty-four million, five hundred sixty thousand, nine hundred ninety-nine".
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