Base | Representation |
---|---|
bin | 101001110101000001010… |
… | …011010111001101010100 |
3 | 101011210101212202002212122 |
4 | 221311001103113031110 |
5 | 334043312222401420 |
6 | 10040254435035112 |
7 | 414446010644552 |
oct | 51650123271524 |
9 | 11153355662778 |
10 | 2874428715860 |
11 | a0904708a3a9 |
12 | 3a510043ba98 |
13 | 17b099333a00 |
14 | 9d1a1a9cbd2 |
15 | 4eb855dc725 |
hex | 29d414d7354 |
2874428715860 has 72 divisors (see below), whose sum is σ = 6695772314616. Its totient is φ = 1035441438720.
The previous prime is 2874428715839. The next prime is 2874428715863. The reversal of 2874428715860 is 685178244782.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 2423040918544 + 451387797316 = 1556612^2 + 671854^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2874428715793 and 2874428715802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2874428715863) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10232429 + ... + 10509588.
It is an arithmetic number, because the mean of its divisors is an integer number (92996837703).
Almost surely, 22874428715860 is an apocalyptic number.
2874428715860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2874428715860 is an abundant number, since it is smaller than the sum of its proper divisors (3821343598756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2874428715860 is a wasteful number, since it uses less digits than its factorization.
2874428715860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20742093 (or 20742078 counting only the distinct ones).
The product of its (nonzero) digits is 48168960, while the sum is 62.
The spelling of 2874428715860 in words is "two trillion, eight hundred seventy-four billion, four hundred twenty-eight million, seven hundred fifteen thousand, eight hundred sixty".
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