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5062121557 = 11801428957
BaseRepresentation
bin1001011011011100…
…11101100001010101
3111001210021102022121
410231232131201111
540331400342212
62154150455541
7236305215613
oct45556354125
914053242277
105062121557
112168487939
12b933645b1
1362899c3cc
143604326b3
151e9627d07
hex12db9d855

5062121557 has 4 divisors (see below), whose sum is σ = 5062562316. Its totient is φ = 5061680800.

The previous prime is 5062121527. The next prime is 5062121567. The reversal of 5062121557 is 7551212605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2911573681 + 2150547876 = 53959^2 + 46374^2 .

It is a cyclic number.

It is not a de Polignac number, because 5062121557 - 211 = 5062119509 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 (5062121527) 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, 202678 + ... + 226279.

It is an arithmetic number, because the mean of its divisors is an integer number (1265640579).

Almost surely, 25062121557 is an apocalyptic number.

It is an amenable number.

5062121557 is a deficient number, since it is larger than the sum of its proper divisors (440759).

5062121557 is a wasteful number, since it uses less digits than its factorization.

5062121557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440758.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 5062121557 is about 71148.5878777647. The cubic root of 5062121557 is about 1717.0285766806.

The spelling of 5062121557 in words is "five billion, sixty-two million, one hundred twenty-one thousand, five hundred fifty-seven".

Divisors: 1 11801 428957 5062121557