Base | Representation |
---|---|
bin | 100110100000111… |
… | …1001011010011110 |
3 | 10100001202211020102 |
4 | 1031001321122132 |
5 | 10121314433232 |
6 | 332123221102 |
7 | 44011506452 |
oct | 11501713236 |
9 | 3301684212 |
10 | 1292342942 |
11 | 603548420 |
12 | 300977792 |
13 | 177986987 |
14 | c38ca662 |
15 | 786cb662 |
hex | 4d07969e |
1292342942 has 16 divisors (see below), whose sum is σ = 2182961664. Its totient is φ = 568479000.
The previous prime is 1292342939. The next prime is 1292342971. The reversal of 1292342942 is 2492432921.
It is a junction number, because it is equal to n+sod(n) for n = 1292342896 and 1292342905.
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, 946784 + ... + 948147.
It is an arithmetic number, because the mean of its divisors is an integer number (136435104).
Almost surely, 21292342942 is an apocalyptic number.
1292342942 is a deficient number, since it is larger than the sum of its proper divisors (890618722).
1292342942 is a wasteful number, since it uses less digits than its factorization.
1292342942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894975.
The product of its digits is 62208, while the sum is 38.
The square root of 1292342942 is about 35949.1716455331. The cubic root of 1292342942 is about 1089.2458779507.
The spelling of 1292342942 in words is "one billion, two hundred ninety-two million, three hundred forty-two thousand, nine hundred forty-two".
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