Base | Representation |
---|---|
bin | 100110101000101… |
… | …0001110100001110 |
3 | 10100100100200020220 |
4 | 1031101101310032 |
5 | 10123333000204 |
6 | 332345452210 |
7 | 44061002052 |
oct | 11521216416 |
9 | 3310320226 |
10 | 1296375054 |
11 | 605851847 |
12 | 3021a1066 |
13 | 178769040 |
14 | c4259c62 |
15 | 78c261d9 |
hex | 4d451d0e |
1296375054 has 64 divisors (see below), whose sum is σ = 2946720000. Its totient is φ = 376918272.
The previous prime is 1296375049. The next prime is 1296375079. The reversal of 1296375054 is 4505736921.
It is a junction number, because it is equal to n+sod(n) for n = 1296374997 and 1296375015.
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, 738642 + ... + 740394.
It is an arithmetic number, because the mean of its divisors is an integer number (46042500).
Almost surely, 21296375054 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1296375054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1473360000).
1296375054 is an abundant number, since it is smaller than the sum of its proper divisors (1650344946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1296375054 is a wasteful number, since it uses less digits than its factorization.
1296375054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2289.
The product of its (nonzero) digits is 226800, while the sum is 42.
The square root of 1296375054 is about 36005.2087065191. The cubic root of 1296375054 is about 1090.3775181399.
The spelling of 1296375054 in words is "one billion, two hundred ninety-six million, three hundred seventy-five thousand, fifty-four".
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