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105455054 = 2195352361
BaseRepresentation
bin1100100100100…
…01110111001110
321100102200010202
412102101313032
5203444030204
614244133502
72420232065
oct622216716
9240380122
10105455054
1154587a41
122b397292
1318b03753
14100111dc
1593d0e1e
hex6491dce

105455054 has 16 divisors (see below), whose sum is σ = 169652880. Its totient is φ = 49008960.

The previous prime is 105455039. The next prime is 105455059. The reversal of 105455054 is 450554501.

It is a happy number.

It is a super-2 number, since 2×1054550542 = 22241536828285832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105455059) 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, 24167 + ... + 28194.

It is an arithmetic number, because the mean of its divisors is an integer number (10603305).

Almost surely, 2105455054 is an apocalyptic number.

105455054 is a deficient number, since it is larger than the sum of its proper divisors (64197826).

105455054 is a wasteful number, since it uses less digits than its factorization.

105455054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52435.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 105455054 is about 10269.1311219596. The cubic root of 105455054 is about 472.4499414135.

The spelling of 105455054 in words is "one hundred five million, four hundred fifty-five thousand, fifty-four".

Divisors: 1 2 19 38 53 106 1007 2014 52361 104722 994859 1989718 2775133 5550266 52727527 105455054