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56390230014 = 2343218566783
BaseRepresentation
bin110100100001000111…
…101001111111111110
312101112221011111020120
4310201013221333332
51410441344330024
641523314155410
74034255021646
oct644107517776
9171487144216
1056390230014
1121a078a6488
12ab18b82b66
135418939111
142a2d2bd526
1517008b1479
hexd211e9ffe

56390230014 has 16 divisors (see below), whose sum is σ = 115403261952. Its totient is φ = 18359609688.

The previous prime is 56390230003. The next prime is 56390230019. The reversal of 56390230014 is 41003209365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56390230019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109283134 + ... + 109283649.

It is an arithmetic number, because the mean of its divisors is an integer number (7212703872).

Almost surely, 256390230014 is an apocalyptic number.

56390230014 is an abundant number, since it is smaller than the sum of its proper divisors (59013031938).

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

56390230014 is a wasteful number, since it uses less digits than its factorization.

56390230014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218566831.

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 56390230014 its reverse (41003209365), we get a palindrome (97393439379).

The spelling of 56390230014 in words is "fifty-six billion, three hundred ninety million, two hundred thirty thousand, fourteen".

Divisors: 1 2 3 6 43 86 129 258 218566783 437133566 655700349 1311400698 9398371669 18796743338 28195115007 56390230014