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20114941 = 721167557
BaseRepresentation
bin100110010111…
…0110111111101
31101211221111211
41030232313331
520122134231
61555044421
7332655100
oct114566775
941757454
1020114941
1110399720
1268a0711
134223842
142958737
151b74eb1
hex132edfd

20114941 has 24 divisors (see below), whose sum is σ = 25953696. Its totient is φ = 15412320.

The previous prime is 20114923. The next prime is 20114953. The reversal of 20114941 is 14941102.

It is not a de Polignac number, because 20114941 - 223 = 11726333 is a prime.

It is a super-2 number, since 2×201149412 = 809221702866962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20114911) 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 23 ways as a sum of consecutive naturals, for example, 35835 + ... + 36391.

It is an arithmetic number, because the mean of its divisors is an integer number (1081404).

Almost surely, 220114941 is an apocalyptic number.

It is an amenable number.

20114941 is a deficient number, since it is larger than the sum of its proper divisors (5838755).

20114941 is a wasteful number, since it uses less digits than its factorization.

20114941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 20114941 is about 4484.9683387957. The cubic root of 20114941 is about 271.9607651381.

The spelling of 20114941 in words is "twenty million, one hundred fourteen thousand, nine hundred forty-one".

Divisors: 1 7 11 49 67 77 469 539 557 737 3283 3899 5159 6127 27293 36113 37319 42889 261233 300223 410509 1828631 2873563 20114941