Base | Representation |
---|---|
bin | 1000011111001100111… |
… | …1101101001101001100 |
3 | 111221101002110111010101 |
4 | 2013303033231031030 |
5 | 4342112103322310 |
6 | 150553023220444 |
7 | 13351300133065 |
oct | 2076317551514 |
9 | 457332414111 |
10 | 145814901580 |
11 | 5692678a827 |
12 | 24315147724 |
13 | 1099a4c036a |
14 | 70b3a1756c |
15 | 3bd649543a |
hex | 21f33ed34c |
145814901580 has 12 divisors (see below), whose sum is σ = 306211293360. Its totient is φ = 58325960624.
The previous prime is 145814901563. The next prime is 145814901581. The reversal of 145814901580 is 85109418541.
It is a self number, because there is not a number n which added to its sum of digits gives 145814901580.
It is not an unprimeable number, because it can be changed into a prime (145814901581) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3645372520 + ... + 3645372559.
It is an arithmetic number, because the mean of its divisors is an integer number (25517607780).
Almost surely, 2145814901580 is an apocalyptic number.
145814901580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145814901580 is an abundant number, since it is smaller than the sum of its proper divisors (160396391780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145814901580 is a wasteful number, since it uses less digits than its factorization.
145814901580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7290745088 (or 7290745086 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 46.
The spelling of 145814901580 in words is "one hundred forty-five billion, eight hundred fourteen million, nine hundred one thousand, five hundred eighty".
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