Base | Representation |
---|---|
bin | 1000110101101110… |
… | …0110001110110100 |
3 | 20010100212211210002 |
4 | 2031123212032310 |
5 | 14324420300230 |
6 | 1031241450432 |
7 | 112541440136 |
oct | 21533461664 |
9 | 6110784702 |
10 | 2372821940 |
11 | 100843a275 |
12 | 5627a0a18 |
13 | 2ba791268 |
14 | 1871c7056 |
15 | dd4a8545 |
hex | 8d6e63b4 |
2372821940 has 24 divisors (see below), whose sum is σ = 4985154720. Its totient is φ = 948704288.
The previous prime is 2372821909. The next prime is 2372821943. The reversal of 2372821940 is 491282732.
It is a junction number, because it is equal to n+sod(n) for n = 2372821894 and 2372821903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2372821943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21419 + ... + 72141.
It is an arithmetic number, because the mean of its divisors is an integer number (207714780).
Almost surely, 22372821940 is an apocalyptic number.
2372821940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2372821940 is an abundant number, since it is smaller than the sum of its proper divisors (2612332780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2372821940 is a wasteful number, since it uses less digits than its factorization.
2372821940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53071 (or 53069 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The square root of 2372821940 is about 48711.6201742459. The cubic root of 2372821940 is about 1333.7928442580.
The spelling of 2372821940 in words is "two billion, three hundred seventy-two million, eight hundred twenty-one thousand, nine hundred forty".
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