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105244154 = 2196145403
BaseRepresentation
bin1100100010111…
…10010111111010
321100000221211122
412101132113322
5203420303104
614235425242
72415363161
oct621362772
9240027748
10105244154
1154453544
122b2b5222
1318a5b762
14dd983d8
15938d6be
hex645e5fa

105244154 has 16 divisors (see below), whose sum is σ = 168902880. Its totient is φ = 49034160.

The previous prime is 105244151. The next prime is 105244157. The reversal of 105244154 is 451442501.

It is an interprime number because it is at equal distance from previous prime (105244151) and next prime (105244157).

It is a super-2 number, since 2×1052441542 = 22152663902351432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105244151) 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, 20384 + ... + 25019.

It is an arithmetic number, because the mean of its divisors is an integer number (10556430).

Almost surely, 2105244154 is an apocalyptic number.

105244154 is a deficient number, since it is larger than the sum of its proper divisors (63658726).

105244154 is a wasteful number, since it uses less digits than its factorization.

105244154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45485.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 105244154 is about 10258.8573437786. The cubic root of 105244154 is about 472.1347796896.

Adding to 105244154 its reverse (451442501), we get a palindrome (556686655).

The spelling of 105244154 in words is "one hundred five million, two hundred forty-four thousand, one hundred fifty-four".

Divisors: 1 2 19 38 61 122 1159 2318 45403 90806 862657 1725314 2769583 5539166 52622077 105244154