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52989310 = 2511481721
BaseRepresentation
bin1100101000100…
…0110101111110
310200201010200001
43022020311332
5102031124220
65131424514
71212254533
oct312106576
9120633601
1052989310
1127a02720
12158b513a
13ac93c2a
147074d8a
1549ba80a
hex3288d7e

52989310 has 16 divisors (see below), whose sum is σ = 104051952. Its totient is φ = 19268800.

The previous prime is 52989283. The next prime is 52989311. The reversal of 52989310 is 1398925.

It is a super-2 number, since 2×529893102 = 5615733948552200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52989310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52989311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240751 + ... + 240970.

It is an arithmetic number, because the mean of its divisors is an integer number (6503247).

Almost surely, 252989310 is an apocalyptic number.

52989310 is a deficient number, since it is larger than the sum of its proper divisors (51062642).

52989310 is a wasteful number, since it uses less digits than its factorization.

52989310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481739.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 52989310 is about 7279.3756600412. The cubic root of 52989310 is about 375.6033191990.

The spelling of 52989310 in words is "fifty-two million, nine hundred eighty-nine thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 55 110 481721 963442 2408605 4817210 5298931 10597862 26494655 52989310