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4014211291 = 29138421079
BaseRepresentation
bin1110111101000100…
…0000000011011011
3101100202110001200021
43233101000003123
531210114230131
61502154251311
7201322142626
oct35721000333
911322401607
104014211291
11177aa103a2
12940426b37
134bc85906c
142a11b2dbd
15187630e11
hexef4400db

4014211291 has 4 divisors (see below), whose sum is σ = 4152632400. Its totient is φ = 3875790184.

The previous prime is 4014211249. The next prime is 4014211373. The reversal of 4014211291 is 1921124104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4014211291 is a prime.

It is a super-2 number, since 2×40142112912 = 32227784577583773362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4014212291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69210511 + ... + 69210568.

It is an arithmetic number, because the mean of its divisors is an integer number (1038158100).

Almost surely, 24014211291 is an apocalyptic number.

4014211291 is a deficient number, since it is larger than the sum of its proper divisors (138421109).

4014211291 is a wasteful number, since it uses less digits than its factorization.

4014211291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138421108.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 4014211291 is about 63357.8037103560. The cubic root of 4014211291 is about 1589.2787482037.

Adding to 4014211291 its reverse (1921124104), we get a palindrome (5935335395).

The spelling of 4014211291 in words is "four billion, fourteen million, two hundred eleven thousand, two hundred ninety-one".

Divisors: 1 29 138421079 4014211291