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3104520143 = 191091149767
BaseRepresentation
bin1011100100001011…
…0011011111001111
322000100200222000112
42321002303133033
522324224121033
61232020350235
7136634662064
oct27102633717
98010628015
103104520143
111353469a2a
1272784537b
133a624b58a
14216452c6b
1513283cc48
hexb90b37cf

3104520143 has 8 divisors (see below), whose sum is σ = 3270933120. Its totient is φ = 2938408920.

The previous prime is 3104520071. The next prime is 3104520169. The reversal of 3104520143 is 3410254013.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3104520143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104520173) 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 7 ways as a sum of consecutive naturals, for example, 54155 + ... + 95612.

It is an arithmetic number, because the mean of its divisors is an integer number (408866640).

Almost surely, 23104520143 is an apocalyptic number.

3104520143 is a deficient number, since it is larger than the sum of its proper divisors (166412977).

3104520143 is a wasteful number, since it uses less digits than its factorization.

3104520143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150877.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3104520143 is about 55718.2209245773. The cubic root of 3104520143 is about 1458.8080819047.

Adding to 3104520143 its reverse (3410254013), we get a palindrome (6514774156).

The spelling of 3104520143 in words is "three billion, one hundred four million, five hundred twenty thousand, one hundred forty-three".

Divisors: 1 19 1091 20729 149767 2845573 163395797 3104520143