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2770774253 = 13213136481
BaseRepresentation
bin1010010100100110…
…1010100011101101
321011002200220201122
42211021222203231
521133304234003
61134535150325
7125443123022
oct24511524355
97132626648
102770774253
1111a2036785
12653b153a5
133520667c0
141c3db7549
151133b5238
hexa526a8ed

2770774253 has 4 divisors (see below), whose sum is σ = 2983910748. Its totient is φ = 2557637760.

The previous prime is 2770774249. The next prime is 2770774261. The reversal of 2770774253 is 3524770772.

2770774253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 512433769 + 2258340484 = 22637^2 + 47522^2 .

It is a cyclic number.

It is not a de Polignac number, because 2770774253 - 22 = 2770774249 is a prime.

It is a super-2 number, since 2×27707742532 = 15354379922175416018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2770774243) 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, 106568228 + ... + 106568253.

It is an arithmetic number, because the mean of its divisors is an integer number (745977687).

Almost surely, 22770774253 is an apocalyptic number.

It is an amenable number.

2770774253 is a deficient number, since it is larger than the sum of its proper divisors (213136495).

2770774253 is a wasteful number, since it uses less digits than its factorization.

2770774253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213136494.

The product of its (nonzero) digits is 576240, while the sum is 44.

The square root of 2770774253 is about 52638.1444676767. The cubic root of 2770774253 is about 1404.5387142533.

The spelling of 2770774253 in words is "two billion, seven hundred seventy million, seven hundred seventy-four thousand, two hundred fifty-three".

Divisors: 1 13 213136481 2770774253