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52426426 = 2132016401
BaseRepresentation
bin1100011111111…
…1011010111010
310122122112112111
43013333122322
5101410121201
65111402534
71204421503
oct307773272
9118575474
1052426426
1127658828
121568344a
13ab27970
146d69baa
154908b51
hex31ff6ba

52426426 has 8 divisors (see below), whose sum is σ = 84688884. Its totient is φ = 24196800.

The previous prime is 52426421. The next prime is 52426427. The reversal of 52426426 is 62462425.

It can be written as a sum of positive squares in 2 ways, for example, as 50424201 + 2002225 = 7101^2 + 1415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52426421) 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, 1008175 + ... + 1008226.

Almost surely, 252426426 is an apocalyptic number.

52426426 is a deficient number, since it is larger than the sum of its proper divisors (32262458).

52426426 is a wasteful number, since it uses less digits than its factorization.

52426426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016416.

The product of its digits is 23040, while the sum is 31.

The square root of 52426426 is about 7240.6095047309. The cubic root of 52426426 is about 374.2686213027.

It can be divided in two parts, 524264 and 26, that multiplied together give a square (13630864 = 36922).

The spelling of 52426426 in words is "fifty-two million, four hundred twenty-six thousand, four hundred twenty-six".

Divisors: 1 2 13 26 2016401 4032802 26213213 52426426