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316127469820 = 22552769299539
BaseRepresentation
bin1001001100110101010…
…10100110000011111100
31010012222110121101021011
410212122222212003330
520134412113013240
6401121004445004
731560635104651
oct4463252460374
91105873541234
10316127469820
11112083796058
1251326549764
1323a70125a66
141142cdb5c28
1583534836ea
hex499aaa60fc

316127469820 has 24 divisors (see below), whose sum is σ = 663882483600. Its totient is φ = 126448169472.

The previous prime is 316127469809. The next prime is 316127469821. The reversal of 316127469820 is 28964721613.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316127469821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905611 + ... + 1205149.

It is an arithmetic number, because the mean of its divisors is an integer number (27661770150).

Almost surely, 2316127469820 is an apocalyptic number.

It is an amenable number.

316127469820 is an abundant number, since it is smaller than the sum of its proper divisors (347755013780).

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

316127469820 is a wasteful number, since it uses less digits than its factorization.

316127469820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352317 (or 352315 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 316127469820 in words is "three hundred sixteen billion, one hundred twenty-seven million, four hundred sixty-nine thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 52769 105538 211076 263845 299539 527690 599078 1055380 1198156 1497695 2995390 5990780 15806373491 31612746982 63225493964 79031867455 158063734910 316127469820