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6272252020 = 225313612601
BaseRepresentation
bin1011101011101101…
…01111100001110100
3121012010100102020101
411311312233201310
5100321144031040
62514220043444
7311301156016
oct56566574164
917163312211
106272252020
112729582861
121270693584
1378c5cc938
1443703c1b6
1526a9b509a
hex175daf874

6272252020 has 12 divisors (see below), whose sum is σ = 13171729284. Its totient is φ = 2508900800.

The previous prime is 6272252011. The next prime is 6272252023. The reversal of 6272252020 is 202522726.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3899003364 + 2373248656 = 62442^2 + 48716^2 .

It is a super-2 number, since 2×62722520202 = 78682290804788160800, 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 6272252020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6272252023) 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, 156806281 + ... + 156806320.

It is an arithmetic number, because the mean of its divisors is an integer number (1097644107).

Almost surely, 26272252020 is an apocalyptic number.

It is an amenable number.

6272252020 is an abundant number, since it is smaller than the sum of its proper divisors (6899477264).

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

6272252020 is a wasteful number, since it uses less digits than its factorization.

6272252020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313612610 (or 313612608 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 6272252020 is about 79197.5505934369. The cubic root of 6272252020 is about 1844.1992172186.

Adding to 6272252020 its reverse (202522726), we get a palindrome (6474774746).

The spelling of 6272252020 in words is "six billion, two hundred seventy-two million, two hundred fifty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 313612601 627225202 1254450404 1568063005 3136126010 6272252020