Base | Representation |
---|---|
bin | 1000011101011100011… |
… | …0001011000001111111 |
3 | 111220011011211010101012 |
4 | 2013113012023001333 |
5 | 4340130203442010 |
6 | 150434113105435 |
7 | 13333504025651 |
oct | 2072706130177 |
9 | 456134733335 |
10 | 145342640255 |
11 | 5670414990a |
12 | 24202b5827b |
13 | 109236caba7 |
14 | 706b0026d1 |
15 | 3ba9cab005 |
hex | 21d718b07f |
145342640255 has 8 divisors (see below), whose sum is σ = 183590703600. Its totient is φ = 110154422016.
The previous prime is 145342640239. The next prime is 145342640281. The reversal of 145342640255 is 552046243541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145342640255 - 24 = 145342640239 is a prime.
It is a super-2 number, since 2×1453426402552 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764961170 + ... + 764961359.
It is an arithmetic number, because the mean of its divisors is an integer number (22948837950).
Almost surely, 2145342640255 is an apocalyptic number.
145342640255 is a deficient number, since it is larger than the sum of its proper divisors (38248063345).
145342640255 is a wasteful number, since it uses less digits than its factorization.
145342640255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1529922553.
The product of its (nonzero) digits is 576000, while the sum is 41.
Adding to 145342640255 its reverse (552046243541), we get a palindrome (697388883796).
The spelling of 145342640255 in words is "one hundred forty-five billion, three hundred forty-two million, six hundred forty thousand, two hundred fifty-five".
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