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52998411 = 317666137
BaseRepresentation
bin1100101000101…
…1000100001011
310200201121011010
43022023010023
5102031422121
65131535003
71212323214
oct312130413
9120647133
1052998411
1127a09544
12158ba463
13ac9810b
14707840b
1549bd376
hex328b10b

52998411 has 4 divisors (see below), whose sum is σ = 70664552. Its totient is φ = 35332272.

The previous prime is 52998409. The next prime is 52998419. The reversal of 52998411 is 11489925.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52998411 - 21 = 52998409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52998411.

It is not an unprimeable number, because it can be changed into a prime (52998419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8833066 + ... + 8833071.

It is an arithmetic number, because the mean of its divisors is an integer number (17666138).

Almost surely, 252998411 is an apocalyptic number.

52998411 is a deficient number, since it is larger than the sum of its proper divisors (17666141).

52998411 is a wasteful number, since it uses less digits than its factorization.

52998411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17666140.

The product of its digits is 25920, while the sum is 39.

The square root of 52998411 is about 7280.0007554945. Note that the first 3 decimals coincide. The cubic root of 52998411 is about 375.6248214613.

The spelling of 52998411 in words is "fifty-two million, nine hundred ninety-eight thousand, four hundred eleven".

Divisors: 1 3 17666137 52998411