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14311301240 = 235357782531
BaseRepresentation
bin11010101010000010…
…10010000001111000
31100221101020102121002
431111001102001320
5213302143114430
610324032504132
71014435024215
oct152501220170
940841212532
1014311301240
1160843a1495
1229349ab048
131470c658b2
1499a98cb0c
1558b625845
hex355052078

14311301240 has 16 divisors (see below), whose sum is σ = 32200427880. Its totient is φ = 5724520480.

The previous prime is 14311301231. The next prime is 14311301269. The reversal of 14311301240 is 4210311341.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178891226 + ... + 178891305.

Almost surely, 214311301240 is an apocalyptic number.

14311301240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14311301240 is an abundant number, since it is smaller than the sum of its proper divisors (17889126640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14311301240 is a wasteful number, since it uses less digits than its factorization.

14311301240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357782542 (or 357782538 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 14311301240 its reverse (4210311341), we get a palindrome (18521612581).

The spelling of 14311301240 in words is "fourteen billion, three hundred eleven million, three hundred one thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 357782531 715565062 1431130124 1788912655 2862260248 3577825310 7155650620 14311301240