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5287412 = 2213101681
BaseRepresentation
bin10100001010110111110100
3100221121222002
4110022313310
52323144122
6305154432
762641124
oct24126764
910847862
105287412
112a91569
12192ba18
131131860
149b8c84
156e6992
hex50adf4

5287412 has 12 divisors (see below), whose sum is σ = 9964836. Its totient is φ = 2440320.

The previous prime is 5287393. The next prime is 5287427. The reversal of 5287412 is 2147825.

It can be written as a sum of positive squares in 2 ways, for example, as 1263376 + 4024036 = 1124^2 + 2006^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50789 + ... + 50892.

It is an arithmetic number, because the mean of its divisors is an integer number (830403).

Almost surely, 25287412 is an apocalyptic number.

5287412 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5287412 is a deficient number, since it is larger than the sum of its proper divisors (4677424).

5287412 is a wasteful number, since it uses less digits than its factorization.

5287412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101698 (or 101696 counting only the distinct ones).

The product of its digits is 4480, while the sum is 29.

The square root of 5287412 is about 2299.4373224770. The cubic root of 5287412 is about 174.2131970741.

It can be divided in two parts, 52 and 87412, that multiplied together give a square (4545424 = 21322).

The spelling of 5287412 in words is "five million, two hundred eighty-seven thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 101681 203362 406724 1321853 2643706 5287412