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3725072853 = 31816860171
BaseRepresentation
bin1101111000001000…
…0001100111010101
3100121121101022022020
43132002001213111
530112104312403
61413345123353
7161211411465
oct33602014725
910547338266
103725072853
111641785407
1287b629559
13474992028
14274a29ba5
1516c06a453
hexde0819d5

3725072853 has 8 divisors (see below), whose sum is σ = 4994205216. Its totient is φ = 2469661200.

The previous prime is 3725072837. The next prime is 3725072867. The reversal of 3725072853 is 3582705273.

3725072853 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3725072853 - 24 = 3725072837 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3725022853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3429543 + ... + 3430628.

It is an arithmetic number, because the mean of its divisors is an integer number (624275652).

Almost surely, 23725072853 is an apocalyptic number.

It is an amenable number.

3725072853 is a deficient number, since it is larger than the sum of its proper divisors (1269132363).

3725072853 is a wasteful number, since it uses less digits than its factorization.

3725072853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6860355.

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 3725072853 is about 61033.3749107814. The cubic root of 3725072853 is about 1550.1661775353.

The spelling of 3725072853 in words is "three billion, seven hundred twenty-five million, seventy-two thousand, eight hundred fifty-three".

Divisors: 1 3 181 543 6860171 20580513 1241690951 3725072853