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1418971294 = 21354575819
BaseRepresentation
bin101010010010011…
…1100100010011110
310122220001012200101
41110210330202132
510401224040134
6352445251314
750110025356
oct12444744236
93586035611
101418971294
11668a77154
12337263b3a
13197c918b0
14d664db66
1584890e14
hex5493c89e

1418971294 has 8 divisors (see below), whose sum is σ = 2292184440. Its totient is φ = 654909816.

The previous prime is 1418971289. The next prime is 1418971297. The reversal of 1418971294 is 4921798141.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1418971297) 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, 27287884 + ... + 27287935.

It is an arithmetic number, because the mean of its divisors is an integer number (286523055).

Almost surely, 21418971294 is an apocalyptic number.

1418971294 is a deficient number, since it is larger than the sum of its proper divisors (873213146).

1418971294 is a wasteful number, since it uses less digits than its factorization.

1418971294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54575834.

The product of its digits is 145152, while the sum is 46.

The square root of 1418971294 is about 37669.2353784889. The cubic root of 1418971294 is about 1123.7193774143.

The spelling of 1418971294 in words is "one billion, four hundred eighteen million, nine hundred seventy-one thousand, two hundred ninety-four".

Divisors: 1 2 13 26 54575819 109151638 709485647 1418971294