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5025420040 = 235188966509
BaseRepresentation
bin1001010111000100…
…11101001100001000
3110222020012210022011
410223202131030020
540243001420130
62150400105304
7235351236244
oct45342351410
913866183264
105025420040
11214979a503
12b83005234
136211bc034
143595db424
151e62c852a
hex12b89d308

5025420040 has 32 divisors (see below), whose sum is σ = 11313351000. Its totient is φ = 2009073664.

The previous prime is 5025420011. The next prime is 5025420047. The reversal of 5025420040 is 400245205.

It can be written as a sum of positive squares in 4 ways, for example, as 4654241284 + 371178756 = 68222^2 + 19266^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5025419993 and 5025420020.

It is not an unprimeable number, because it can be changed into a prime (5025420047) 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, 42306 + ... + 108814.

Almost surely, 25025420040 is an apocalyptic number.

It is an amenable number.

5025420040 is an abundant number, since it is smaller than the sum of its proper divisors (6287930960).

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

5025420040 is a wasteful number, since it uses less digits than its factorization.

5025420040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68409 (or 68405 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 5025420040 is about 70890.1970656028. The cubic root of 5025420040 is about 1712.8688934110.

Adding to 5025420040 its reverse (400245205), we get a palindrome (5425665245).

The spelling of 5025420040 in words is "five billion, twenty-five million, four hundred twenty thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 1889 3778 7556 9445 15112 18890 37780 66509 75560 133018 266036 332545 532072 665090 1330180 2660360 125635501 251271002 502542004 628177505 1005084008 1256355010 2512710020 5025420040