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5126020 = 225256301
BaseRepresentation
bin10011100011011110000100
3100122102120121
4103203132010
52303013040
6301511324
761366444
oct23433604
910572517
105126020
112991289
121872544
1310a6263
14976124
156b3c4a
hex4e3784

5126020 has 12 divisors (see below), whose sum is σ = 10764684. Its totient is φ = 2050400.

The previous prime is 5126003. The next prime is 5126021. The reversal of 5126020 is 206215.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1806336 + 3319684 = 1344^2 + 1822^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5125985 and 5126003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5126021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128131 + ... + 128170.

It is an arithmetic number, because the mean of its divisors is an integer number (897057).

Almost surely, 25126020 is an apocalyptic number.

It is an amenable number.

5126020 is an abundant number, since it is smaller than the sum of its proper divisors (5638664).

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

5126020 is a wasteful number, since it uses less digits than its factorization.

5126020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256310 (or 256308 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 5126020 is about 2264.0715536396. The cubic root of 5126020 is about 172.4222992493.

It can be divided in two parts, 5 and 126020, that added together give a square (126025 = 3552).

The spelling of 5126020 in words is "five million, one hundred twenty-six thousand, twenty".

Divisors: 1 2 4 5 10 20 256301 512602 1025204 1281505 2563010 5126020