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3180207053 = 12043264071
BaseRepresentation
bin1011110110001110…
…0001101111001101
322012122010020221102
42331203201233031
523003113111203
61243322512445
7141544212452
oct27543415715
98178106842
103180207053
1113921646a1
12749065725
133b8b2b72a
14222515829
151392dd888
hexbd8e1bcd

3180207053 has 4 divisors (see below), whose sum is σ = 3180483168. Its totient is φ = 3179930940.

The previous prime is 3180207049. The next prime is 3180207089. The reversal of 3180207053 is 3507020813.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3180207053 - 22 = 3180207049 is a prime.

It is a super-2 number, since 2×31802070532 = 20227433799901889618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3180207853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119993 + ... + 144078.

It is an arithmetic number, because the mean of its divisors is an integer number (795120792).

Almost surely, 23180207053 is an apocalyptic number.

It is an amenable number.

3180207053 is a deficient number, since it is larger than the sum of its proper divisors (276115).

3180207053 is a wasteful number, since it uses less digits than its factorization.

3180207053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276114.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3180207053 is about 56393.3245428925. The cubic root of 3180207053 is about 1470.5680703553.

Adding to 3180207053 its reverse (3507020813), we get a palindrome (6687227866).

The spelling of 3180207053 in words is "three billion, one hundred eighty million, two hundred seven thousand, fifty-three".

Divisors: 1 12043 264071 3180207053