Base | Representation |
---|---|
bin | 1000011100101100101… |
… | …1101000001010011011 |
3 | 111212122020200022212100 |
4 | 2013023023220022123 |
5 | 4334223020244312 |
6 | 150402212414443 |
7 | 13325525652123 |
oct | 2071313501233 |
9 | 455566608770 |
10 | 145142743707 |
11 | 56611327655 |
12 | 24168017423 |
13 | 108c117ba00 |
14 | 704c649c83 |
15 | 3b974725dc |
hex | 21cb2e829b |
145142743707 has 36 divisors (see below), whose sum is σ = 227862713520. Its totient is φ = 88986321216.
The previous prime is 145142743703. The next prime is 145142743741. The reversal of 145142743707 is 707347241541.
145142743707 is a `hidden beast` number, since 1 + 4 + 5 + 1 + 4 + 274 + 370 + 7 = 666.
It is not a de Polignac number, because 145142743707 - 22 = 145142743703 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145142743703) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 231778 + ... + 586520.
It is an arithmetic number, because the mean of its divisors is an integer number (6329519820).
Almost surely, 2145142743707 is an apocalyptic number.
145142743707 is a deficient number, since it is larger than the sum of its proper divisors (82719969813).
145142743707 is a wasteful number, since it uses less digits than its factorization.
145142743707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355044 (or 355028 counting only the distinct ones).
The product of its (nonzero) digits is 658560, while the sum is 45.
The spelling of 145142743707 in words is "one hundred forty-five billion, one hundred forty-two million, seven hundred forty-three thousand, seven hundred seven".
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