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53000412 = 2239745533
BaseRepresentation
bin1100101000101…
…1100011011100
310200201200220020
43022023203130
5102032003122
65131552140
71212332103
oct312134334
9120650806
1053000412
1127a0aaa3
12158bb650
13ac98cba
14707903a
1549bdc5c
hex328b8dc

53000412 has 24 divisors (see below), whose sum is σ = 124945296. Its totient is φ = 17484288.

The previous prime is 53000393. The next prime is 53000449. The reversal of 53000412 is 21400035.

53000412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53000391 and 53000400.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21603 + ... + 23930.

It is an arithmetic number, because the mean of its divisors is an integer number (5206054).

Almost surely, 253000412 is an apocalyptic number.

It is an amenable number.

53000412 is an abundant number, since it is smaller than the sum of its proper divisors (71944884).

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

53000412 is a wasteful number, since it uses less digits than its factorization.

53000412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45637 (or 45635 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 53000412 is about 7280.1381855017. The cubic root of 53000412 is about 375.6295487465.

Adding to 53000412 its reverse (21400035), we get a palindrome (74400447).

The spelling of 53000412 in words is "fifty-three million, four hundred twelve", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 97 194 291 388 582 1164 45533 91066 136599 182132 273198 546396 4416701 8833402 13250103 17666804 26500206 53000412