Base | Representation |
---|---|
bin | 111001111001000… |
… | …1010101100010100 |
3 | 12000101012210100112 |
4 | 1303302022230110 |
5 | 12434241441321 |
6 | 520431102152 |
7 | 66065145131 |
oct | 16362125424 |
9 | 5011183315 |
10 | 1942530836 |
11 | 907565194 |
12 | 462671958 |
13 | 24c5a533c |
14 | 145db9588 |
15 | b580ea5b |
hex | 73c8ab14 |
1942530836 has 12 divisors (see below), whose sum is σ = 3402805140. Its totient is φ = 970300800.
The previous prime is 1942530833. The next prime is 1942530847. The reversal of 1942530836 is 6380352491.
It can be written as a sum of positive squares in 2 ways, for example, as 531025936 + 1411504900 = 23044^2 + 37570^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1942530793 and 1942530802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1942530833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236615 + ... + 244686.
It is an arithmetic number, because the mean of its divisors is an integer number (283567095).
Almost surely, 21942530836 is an apocalyptic number.
It is an amenable number.
1942530836 is a deficient number, since it is larger than the sum of its proper divisors (1460274304).
1942530836 is a wasteful number, since it uses less digits than its factorization.
1942530836 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 482314 (or 482312 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 41.
The square root of 1942530836 is about 44074.1515630193. The cubic root of 1942530836 is about 1247.7358129218.
The spelling of 1942530836 in words is "one billion, nine hundred forty-two million, five hundred thirty thousand, eight hundred thirty-six".
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