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109420754 = 2109150147
BaseRepresentation
bin1101000010110…
…10000011010010
321121220011001112
412201122003102
5211002431004
614505133322
72466026642
oct641320322
9247804045
10109420754
1156846483
123078a242
1319891811
1410764522
159915e6e
hex685a0d2

109420754 has 8 divisors (see below), whose sum is σ = 164284848. Its totient is φ = 54659140.

The previous prime is 109420657. The next prime is 109420757. The reversal of 109420754 is 457024901.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 109420754.

It is not an unprimeable number, because it can be changed into a prime (109420757) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22892 + ... + 27255.

It is an arithmetic number, because the mean of its divisors is an integer number (20535606).

Almost surely, 2109420754 is an apocalyptic number.

109420754 is a deficient number, since it is larger than the sum of its proper divisors (54864094).

109420754 is a wasteful number, since it uses less digits than its factorization.

109420754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51240.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 109420754 is about 10460.4375625497. The cubic root of 109420754 is about 478.2994715420.

The spelling of 109420754 in words is "one hundred nine million, four hundred twenty thousand, seven hundred fifty-four".

Divisors: 1 2 1091 2182 50147 100294 54710377 109420754