Base | Representation |
---|---|
bin | 1000011110110000101… |
… | …1111011110011010110 |
3 | 111221001211121122122221 |
4 | 2013230023323303112 |
5 | 4341341244103103 |
6 | 150533153012554 |
7 | 13345331403130 |
oct | 2075413736326 |
9 | 457054548587 |
10 | 145696472278 |
11 | 56875951075 |
12 | 242a155415a |
13 | 1097bac6356 |
14 | 70a1dca050 |
15 | 3bcada01bd |
hex | 21ec2fbcd6 |
145696472278 has 64 divisors (see below), whose sum is σ = 260348457600. Its totient is φ = 59848077312.
The previous prime is 145696472269. The next prime is 145696472329. The reversal of 145696472278 is 872274696541.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39665050 + ... + 39668722.
It is an arithmetic number, because the mean of its divisors is an integer number (4067944650).
Almost surely, 2145696472278 is an apocalyptic number.
145696472278 is a deficient number, since it is larger than the sum of its proper divisors (114651985322).
145696472278 is a wasteful number, since it uses less digits than its factorization.
145696472278 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4841.
The product of its digits is 40642560, while the sum is 61.
The spelling of 145696472278 in words is "one hundred forty-five billion, six hundred ninety-six million, four hundred seventy-two thousand, two hundred seventy-eight".
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