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52400374 = 2138272437
BaseRepresentation
bin1100011111100…
…1000011110110
310122121012210121
43013321003312
5101403302444
65111042154
71204252525
oct307710366
9118535717
1052400374
11276401a4
121567035a
13ab18b50
146d604bc
154901084
hex31f90f6

52400374 has 16 divisors (see below), whose sum is σ = 84783888. Its totient is φ = 24145632.

The previous prime is 52400363. The next prime is 52400401. The reversal of 52400374 is 47300425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20284 + ... + 22720.

It is an arithmetic number, because the mean of its divisors is an integer number (5298993).

Almost surely, 252400374 is an apocalyptic number.

52400374 is a deficient number, since it is larger than the sum of its proper divisors (32383514).

52400374 is a wasteful number, since it uses less digits than its factorization.

52400374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 52400374 is about 7238.8102613620. The cubic root of 52400374 is about 374.2066165569.

Adding to 52400374 its reverse (47300425), we get a palindrome (99700799).

The spelling of 52400374 in words is "fifty-two million, four hundred thousand, three hundred seventy-four".

Divisors: 1 2 13 26 827 1654 2437 4874 10751 21502 31681 63362 2015399 4030798 26200187 52400374