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5155131241 = 133761105437
BaseRepresentation
bin1001100110100010…
…10000111101101001
3111022021021210121201
410303101100331221
541024203144431
62211312204201
7241514615101
oct46321207551
914267253551
105155131241
112205a34447
12bba539661
13642036220
1436c924201
1520289b461
hex133450f69

5155131241 has 8 divisors (see below), whose sum is σ = 5553208584. Its totient is φ = 4757272320.

The previous prime is 5155131229. The next prime is 5155131253. The reversal of 5155131241 is 1421315515.

It is an interprime number because it is at equal distance from previous prime (5155131229) and next prime (5155131253).

It can be written as a sum of positive squares in 4 ways, for example, as 79281216 + 5075850025 = 8904^2 + 71245^2 .

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 5155131241 - 25 = 5155131209 is a prime.

It is a super-2 number, since 2×51551312412 = 53150756223868400162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155135241) 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, 3826 + ... + 101611.

It is an arithmetic number, because the mean of its divisors is an integer number (694151073).

Almost surely, 25155131241 is an apocalyptic number.

It is an amenable number.

5155131241 is a deficient number, since it is larger than the sum of its proper divisors (398077343).

5155131241 is a wasteful number, since it uses less digits than its factorization.

5155131241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109211.

The product of its digits is 3000, while the sum is 28.

The square root of 5155131241 is about 71799.2426213536. The cubic root of 5155131241 is about 1727.4808514237.

Adding to 5155131241 its reverse (1421315515), we get a palindrome (6576446756).

The spelling of 5155131241 in words is "five billion, one hundred fifty-five million, one hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 13 3761 48893 105437 1370681 396548557 5155131241