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52037469 = 3211592151
BaseRepresentation
bin1100011010000…
…0011101011101
310121220202222200
43012200131131
5101310144334
65055202113
71201211511
oct306403535
9117822880
1052037469
1127412580
1215516339
13aa1c903
146ca8141
15487d799
hex31a075d

52037469 has 36 divisors (see below), whose sum is σ = 83964192. Its totient is φ = 30798000.

The previous prime is 52037449. The next prime is 52037471. The reversal of 52037469 is 96473025.

52037469 is a `hidden beast` number, since 520 + 3 + 74 + 69 = 666.

52037469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52037469 - 219 = 51513181 is a prime.

It is a super-2 number, since 2×520374692 = 5415796359851922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52037449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 344544 + ... + 344694.

Almost surely, 252037469 is an apocalyptic number.

52037469 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

52037469 is a deficient number, since it is larger than the sum of its proper divisors (31926723).

52037469 is a wasteful number, since it uses less digits than its factorization.

52037469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 52037469 is about 7213.7000907995. The cubic root of 52037469 is about 373.3407438119.

Subtracting 52037469 from its reverse (96473025), we obtain a square (44435556 = 66662).

The spelling of 52037469 in words is "fifty-two million, thirty-seven thousand, four hundred sixty-nine".

Divisors: 1 3 9 11 33 59 99 151 177 453 531 649 1359 1661 1947 3481 4983 5841 8909 10443 14949 26727 31329 38291 80181 97999 114873 293997 344619 525631 881991 1576893 4730679 5781941 17345823 52037469