Base | Representation |
---|---|
bin | 1000011110001110110… |
… | …0111101000000110000 |
3 | 111220200220210001221022 |
4 | 2013203230331000300 |
5 | 4341043324224130 |
6 | 150511110115012 |
7 | 13341652501001 |
oct | 2074354750060 |
9 | 456626701838 |
10 | 145554133040 |
11 | 56802571538 |
12 | 2426194ba68 |
13 | 1095847a354 |
14 | 708b1371a8 |
15 | 3bbd6357e5 |
hex | 21e3b3d030 |
145554133040 has 20 divisors (see below), whose sum is σ = 338413359504. Its totient is φ = 58221653184.
The previous prime is 145554133031. The next prime is 145554133057. The reversal of 145554133040 is 40331455541.
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909713252 + ... + 909713411.
Almost surely, 2145554133040 is an apocalyptic number.
145554133040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145554133040 is an abundant number, since it is smaller than the sum of its proper divisors (192859226464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145554133040 is a wasteful number, since it uses less digits than its factorization.
145554133040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1819426676 (or 1819426670 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
Adding to 145554133040 its reverse (40331455541), we get a palindrome (185885588581).
The spelling of 145554133040 in words is "one hundred forty-five billion, five hundred fifty-four million, one hundred thirty-three thousand, forty".
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