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69341091 = 3157147221
BaseRepresentation
bin1000010001000…
…00111110100011
311211110220002120
410020200332203
5120222403331
610514115323
71501250421
oct410407643
9154426076
1069341091
1136160a96
121b27bb43
131149a941
1492d0111
15614a796
hex4220fa3

69341091 has 8 divisors (see below), whose sum is σ = 93044304. Its totient is φ = 45932640.

The previous prime is 69341003. The next prime is 69341099. The reversal of 69341091 is 19014396.

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

It is not a de Polignac number, because 69341091 - 214 = 69324707 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (69341099) 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 7 ways as a sum of consecutive naturals, for example, 73140 + ... + 74081.

It is an arithmetic number, because the mean of its divisors is an integer number (11630538).

Almost surely, 269341091 is an apocalyptic number.

69341091 is a deficient number, since it is larger than the sum of its proper divisors (23703213).

69341091 is a wasteful number, since it uses less digits than its factorization.

69341091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147381.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 69341091 is about 8327.1298176503. The cubic root of 69341091 is about 410.8313312673.

The spelling of 69341091 in words is "sixty-nine million, three hundred forty-one thousand, ninety-one".

Divisors: 1 3 157 471 147221 441663 23113697 69341091