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5200226812 = 22111931200657
BaseRepresentation
bin1001101011111010…
…10010100111111100
3111102102010220010001
410311331102213330
541122224224222
62220002524044
7242603125054
oct46575224774
914372126101
105200226812
112229435410
121011666624
1364b4951b1
14374902564
15206807e27
hex135f529fc

5200226812 has 48 divisors (see below), whose sum is σ = 10787374080. Its totient is φ = 2167084800.

The previous prime is 5200226809. The next prime is 5200226813. The reversal of 5200226812 is 2186220025.

It is a super-3 number, since 3×52002268123 (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5200226813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74413 + ... + 126244.

It is an arithmetic number, because the mean of its divisors is an integer number (224736960).

Almost surely, 25200226812 is an apocalyptic number.

It is an amenable number.

5200226812 is an abundant number, since it is smaller than the sum of its proper divisors (5587147268).

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

5200226812 is a wasteful number, since it uses less digits than its factorization.

5200226812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200722 (or 200720 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 5200226812 is about 72112.5981503926. The cubic root of 5200226812 is about 1732.5033992161.

Adding to 5200226812 its reverse (2186220025), we get a palindrome (7386446837).

The spelling of 5200226812 in words is "five billion, two hundred million, two hundred twenty-six thousand, eight hundred twelve".

Divisors: 1 2 4 11 19 22 31 38 44 62 76 124 209 341 418 589 682 836 1178 1364 2356 6479 12958 25916 200657 401314 802628 2207227 3812483 4414454 6220367 7624966 8828908 12440734 15249932 24881468 41937313 68424037 83874626 118186973 136848074 167749252 236373946 273696148 472747892 1300056703 2600113406 5200226812