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52054004 = 2247276883
BaseRepresentation
bin1100011010010…
…0011111110100
310121221121200002
43012210133310
5101311212004
65055410432
71201310642
oct306443764
9117847602
1052054004
1127423a42
1215523a18
13aa272b2
146cb0192
15488361e
hex31a47f4

52054004 has 12 divisors (see below), whose sum is σ = 93033024. Its totient is φ = 25473144.

The previous prime is 52053997. The next prime is 52054007. The reversal of 52054004 is 40045025.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52054007) 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, 138254 + ... + 138629.

It is an arithmetic number, because the mean of its divisors is an integer number (7752752).

Almost surely, 252054004 is an apocalyptic number.

It is an amenable number.

52054004 is a deficient number, since it is larger than the sum of its proper divisors (40979020).

52054004 is a wasteful number, since it uses less digits than its factorization.

52054004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276934 (or 276932 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 52054004 is about 7214.8460829043. The cubic root of 52054004 is about 373.3802828568.

Adding to 52054004 its reverse (40045025), we get a palindrome (92099029).

The spelling of 52054004 in words is "fifty-two million, fifty-four thousand, four", and thus it is an eban number.

Divisors: 1 2 4 47 94 188 276883 553766 1107532 13013501 26027002 52054004