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103105054 = 2137354323
BaseRepresentation
bin1100010010101…
…00001000011110
321012000021112201
412021110020132
5202343330204
614121522114
72361243553
oct611241036
9235007481
10103105054
1153222398
122a64333a
131848cc10
14d99ca2a
1590b99a4
hex625421e

103105054 has 16 divisors (see below), whose sum is σ = 168838992. Its totient is φ = 46934208.

The previous prime is 103105049. The next prime is 103105061. The reversal of 103105054 is 450501301.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 25264 + ... + 29059.

It is an arithmetic number, because the mean of its divisors is an integer number (10552437).

Almost surely, 2103105054 is an apocalyptic number.

103105054 is a deficient number, since it is larger than the sum of its proper divisors (65733938).

103105054 is a wasteful number, since it uses less digits than its factorization.

103105054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54411.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 103105054 is about 10154.0658851516. The cubic root of 103105054 is about 468.9141281492.

Adding to 103105054 its reverse (450501301), we get a palindrome (553606355).

The spelling of 103105054 in words is "one hundred three million, one hundred five thousand, fifty-four".

Divisors: 1 2 13 26 73 146 949 1898 54323 108646 706199 1412398 3965579 7931158 51552527 103105054