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314523091 = 2313674917
BaseRepresentation
bin10010101111110…
…011110111010011
3210220211102120101
4102233303313103
51121004214331
651113153231
710536254641
oct2257636723
9726742511
10314523091
111515a3943
12893bb817
135021434c
142dab4191
151c92c061
hex12bf3dd3

314523091 has 4 divisors (see below), whose sum is σ = 328198032. Its totient is φ = 300848152.

The previous prime is 314523071. The next prime is 314523101. The reversal of 314523091 is 190325413.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 314523091 - 25 = 314523059 is a prime.

It is a super-4 number, since 4×3145230914 (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314523031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6837436 + ... + 6837481.

It is an arithmetic number, because the mean of its divisors is an integer number (82049508).

Almost surely, 2314523091 is an apocalyptic number.

314523091 is a deficient number, since it is larger than the sum of its proper divisors (13674941).

314523091 is a wasteful number, since it uses less digits than its factorization.

314523091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13674940.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 314523091 is about 17734.7988711460. The cubic root of 314523091 is about 680.0656590290.

It can be divided in two parts, 31452 and 3091, that added together give a palindrome (34543).

The spelling of 314523091 in words is "three hundred fourteen million, five hundred twenty-three thousand, ninety-one".

Divisors: 1 23 13674917 314523091