Base | Representation |
---|---|
bin | 1001001001011010001… |
… | …0011110011111111001 |
3 | 120000121122222211000212 |
4 | 2102112202132133321 |
5 | 10033312434132443 |
6 | 200105142440505 |
7 | 14232120503525 |
oct | 2222642363771 |
9 | 500548884025 |
10 | 157144442873 |
11 | 6070aa398a0 |
12 | 26557433135 |
13 | 11a84789a52 |
14 | 786a58ad85 |
15 | 414ae2b618 |
hex | 249689e7f9 |
157144442873 has 32 divisors (see below), whose sum is σ = 176792758272. Its totient is φ = 138478464000.
The previous prime is 157144442867. The next prime is 157144442893. The reversal of 157144442873 is 378244441751.
It is a cyclic number.
It is not a de Polignac number, because 157144442873 - 26 = 157144442809 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (157144442813) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11104040 + ... + 11118182.
It is an arithmetic number, because the mean of its divisors is an integer number (5524773696).
Almost surely, 2157144442873 is an apocalyptic number.
It is an amenable number.
157144442873 is a deficient number, since it is larger than the sum of its proper divisors (19648315399).
157144442873 is a wasteful number, since it uses less digits than its factorization.
157144442873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14465.
The product of its digits is 3010560, while the sum is 50.
It can be divided in two parts, 1571 and 44442873, that added together give a palindrome (44444444).
The spelling of 157144442873 in words is "one hundred fifty-seven billion, one hundred forty-four million, four hundred forty-two thousand, eight hundred seventy-three".
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