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5057287278 = 232531333023
BaseRepresentation
bin1001011010111000…
…00001010001101110
3111001110011210221020
410231130001101232
540324131143103
62153455115010
7236216142531
oct45534012156
914043153836
105057287278
11216578586a
12b91812a66
13627998ba4
1435d934a18
151e8ec0753
hex12d70146e

5057287278 has 16 divisors (see below), whose sum is σ = 10118601216. Its totient is φ = 1685091320.

The previous prime is 5057287253. The next prime is 5057287309. The reversal of 5057287278 is 8727827505.

It is a super-2 number, since 2×50572872782 = 51152309224441298568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5057287278.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151326 + ... + 181697.

It is an arithmetic number, because the mean of its divisors is an integer number (632412576).

Almost surely, 25057287278 is an apocalyptic number.

5057287278 is an abundant number, since it is smaller than the sum of its proper divisors (5061313938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5057287278 is a wasteful number, since it uses less digits than its factorization.

5057287278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335559.

The product of its (nonzero) digits is 2195200, while the sum is 51.

The square root of 5057287278 is about 71114.6066430800. The cubic root of 5057287278 is about 1716.4818204882.

The spelling of 5057287278 in words is "five billion, fifty-seven million, two hundred eighty-seven thousand, two hundred seventy-eight".

Divisors: 1 2 3 6 2531 5062 7593 15186 333023 666046 999069 1998138 842881213 1685762426 2528643639 5057287278