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1230311014 = 21867932933
BaseRepresentation
bin100100101010101…
…0000111001100110
310011202001021102121
41021111100321212
510004424423024
6322025500154
742326320402
oct11125207146
93152037377
101230311014
11581529969
122a404165a
13167b77baa
14b9580102
15730268e4
hex49550e66

1230311014 has 8 divisors (see below), whose sum is σ = 1845621360. Its totient is φ = 615103896.

The previous prime is 1230310987. The next prime is 1230311023. The reversal of 1230311014 is 4101130321.

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

It is a congruent number.

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, 20892 + ... + 53824.

It is an arithmetic number, because the mean of its divisors is an integer number (230702670).

Almost surely, 21230311014 is an apocalyptic number.

1230311014 is a deficient number, since it is larger than the sum of its proper divisors (615310346).

1230311014 is a wasteful number, since it uses less digits than its factorization.

1230311014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51614.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1230311014 is about 35075.7895705856. The cubic root of 1230311014 is about 1071.5315691900.

Adding to 1230311014 its reverse (4101130321), we get a palindrome (5331441335).

The spelling of 1230311014 in words is "one billion, two hundred thirty million, three hundred eleven thousand, fourteen".

Divisors: 1 2 18679 32933 37358 65866 615155507 1230311014