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5155352251 = 71938762047
BaseRepresentation
bin1001100110100100…
…00110111010111011
3111022021201000210021
410303102012322323
541024232233001
62211321031311
7241516525330
oct46322067273
914267630707
105155352251
1122060754a5
12bba625537
136420b29ba
1436c980987
152028e1ba1
hex133486ebb

5155352251 has 8 divisors (see below), whose sum is σ = 6201927680. Its totient is φ = 4186300968.

The previous prime is 5155352201. The next prime is 5155352261. The reversal of 5155352251 is 1522535515.

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

It is a cyclic number.

It is not a de Polignac number, because 5155352251 - 227 = 5021134523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155352201) 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, 19380891 + ... + 19381156.

It is an arithmetic number, because the mean of its divisors is an integer number (775240960).

Almost surely, 25155352251 is an apocalyptic number.

5155352251 is a deficient number, since it is larger than the sum of its proper divisors (1046575429).

5155352251 is a wasteful number, since it uses less digits than its factorization.

5155352251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38762073.

The product of its digits is 37500, while the sum is 34.

The square root of 5155352251 is about 71800.7816879454. The cubic root of 5155352251 is about 1727.5055378361.

Adding to 5155352251 its reverse (1522535515), we get a palindrome (6677887766).

The spelling of 5155352251 in words is "five billion, one hundred fifty-five million, three hundred fifty-two thousand, two hundred fifty-one".

Divisors: 1 7 19 133 38762047 271334329 736478893 5155352251