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20119033 = 112166273
BaseRepresentation
bin100110010111…
…1110111111001
31101212011010101
41030233313321
520122302113
61555115401
7333003034
oct114576771
941764111
1020119033
11103a1800
1268a2b61
13422566c
14295a01b
151b762dd
hex132fdf9

20119033 has 6 divisors (see below), whose sum is σ = 22114442. Its totient is φ = 18289920.

The previous prime is 20119013. The next prime is 20119037. The reversal of 20119033 is 33091102.

It can be written as a sum of positive squares in only one way, i.e., 16744464 + 3374569 = 4092^2 + 1837^2 .

It is not a de Polignac number, because 20119033 - 29 = 20118521 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 20119033.

It is not an unprimeable number, because it can be changed into a prime (20119037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83016 + ... + 83257.

Almost surely, 220119033 is an apocalyptic number.

It is an amenable number.

20119033 is a deficient number, since it is larger than the sum of its proper divisors (1995409).

20119033 is a wasteful number, since it uses less digits than its factorization.

20119033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166295 (or 166284 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 20119033 is about 4485.4245061086. The cubic root of 20119033 is about 271.9792056263.

The spelling of 20119033 in words is "twenty million, one hundred nineteen thousand, thirty-three".

Divisors: 1 11 121 166273 1829003 20119033