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109474220 = 22517321983
BaseRepresentation
bin1101000011001…
…11000110101100
321121222212101202
412201213012230
5211011133340
614510225032
72466341552
oct641470654
9247885352
10109474220
1156882669
12307b5178
13198acc5b
1410779bd2
159926c15
hex68671ac

109474220 has 24 divisors (see below), whose sum is σ = 243419904. Its totient is φ = 41213696.

The previous prime is 109474207. The next prime is 109474229. The reversal of 109474220 is 22474901.

It is not an unprimeable number, because it can be changed into a prime (109474229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160652 + ... + 161331.

It is an arithmetic number, because the mean of its divisors is an integer number (10142496).

Almost surely, 2109474220 is an apocalyptic number.

109474220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109474220 is an abundant number, since it is smaller than the sum of its proper divisors (133945684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109474220 is a wasteful number, since it uses less digits than its factorization.

109474220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322009 (or 322007 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 109474220 is about 10462.9928796688. The cubic root of 109474220 is about 478.3773622972.

The spelling of 109474220 in words is "one hundred nine million, four hundred seventy-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 321983 643966 1287932 1609915 3219830 5473711 6439660 10947422 21894844 27368555 54737110 109474220