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5061023557 = 15533258869
BaseRepresentation
bin1001011011010100…
…10001011101000101
3111001201012122010221
410231222101131011
540331110223212
62154111144341
7236262663502
oct45552213505
914051178127
105061023557
1121678a79a7
12b92b150b1
136286a66c5
143602284a9
151e94ac807
hex12da91745

5061023557 has 4 divisors (see below), whose sum is σ = 5064283980. Its totient is φ = 5057763136.

The previous prime is 5061023551. The next prime is 5061023563. The reversal of 5061023557 is 7553201605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7553201605 = 51510640321.

It is an interprime number because it is at equal distance from previous prime (5061023551) and next prime (5061023563).

It can be written as a sum of positive squares in 2 ways, for example, as 850830561 + 4210192996 = 29169^2 + 64886^2 .

It is a cyclic number.

It is not a de Polignac number, because 5061023557 - 215 = 5060990789 is a prime.

It is a super-2 number, since 2×50610235572 = 51227918889017864498, 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 (5061023551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1627882 + ... + 1630987.

It is an arithmetic number, because the mean of its divisors is an integer number (1266070995).

Almost surely, 25061023557 is an apocalyptic number.

It is an amenable number.

5061023557 is a deficient number, since it is larger than the sum of its proper divisors (3260423).

5061023557 is a wasteful number, since it uses less digits than its factorization.

5061023557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3260422.

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 5061023557 is about 71140.8712133890. The cubic root of 5061023557 is about 1716.9044236167.

The spelling of 5061023557 in words is "five billion, sixty-one million, twenty-three thousand, five hundred fifty-seven".

Divisors: 1 1553 3258869 5061023557