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1405071314 = 25197135181
BaseRepresentation
bin101001110111111…
…1010111111010010
310121220220000111022
41103233322333102
510334144240224
6351231315442
746550623553
oct12357727722
93556800438
101405071314
11661142969
1233267bb82
13195135b5a
14d487232a
158354765e
hex53bfafd2

1405071314 has 8 divisors (see below), whose sum is σ = 2108028108. Its totient is φ = 702395280.

The previous prime is 1405071191. The next prime is 1405071329. The reversal of 1405071314 is 4131705041.

It can be written as a sum of positive squares in 2 ways, for example, as 1300684225 + 104387089 = 36065^2 + 10217^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57197 + ... + 77984.

Almost surely, 21405071314 is an apocalyptic number.

1405071314 is a deficient number, since it is larger than the sum of its proper divisors (702956794).

1405071314 is a wasteful number, since it uses less digits than its factorization.

1405071314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140380.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1405071314 is about 37484.2808921286. The cubic root of 1405071314 is about 1120.0380817196.

Adding to 1405071314 its reverse (4131705041), we get a palindrome (5536776355).

The spelling of 1405071314 in words is "one billion, four hundred five million, seventy-one thousand, three hundred fourteen".

Divisors: 1 2 5197 10394 135181 270362 702535657 1405071314