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5212026 = 23432173
BaseRepresentation
bin10011111000011101111010
3100210210120000
4103320131322
52313241101
6303413430
762205261
oct23703572
910723500
105212026
112a3a966
1218b4276
131106451
149995d8
156ce486
hex4f877a

5212026 has 20 divisors (see below), whose sum is σ = 11679162. Its totient is φ = 1737288.

The previous prime is 5212019. The next prime is 5212027. The reversal of 5212026 is 6202125.

It can be written as a sum of positive squares in only one way, i.e., 4626801 + 585225 = 2151^2 + 765^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5212027) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15925 + ... + 16248.

Almost surely, 25212026 is an apocalyptic number.

5212026 is an abundant number, since it is smaller than the sum of its proper divisors (6467136).

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

5212026 is a wasteful number, since it uses less digits than its factorization.

5212026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32187 (or 32178 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5212026 is about 2282.9862023236. The cubic root of 5212026 is about 173.3812745431.

Subtracting 5212026 from its reverse (6202125), we obtain a palindrome (990099).

The spelling of 5212026 in words is "five million, two hundred twelve thousand, twenty-six".

Divisors: 1 2 3 6 9 18 27 54 81 162 32173 64346 96519 193038 289557 579114 868671 1737342 2606013 5212026