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1230545014 = 21016091807
BaseRepresentation
bin100100101011000…
…1010000001110110
310011202111011102021
41021112022001312
510010004420024
6322034503354
742331313536
oct11126120166
93152434367
101230545014
11581679756
122a4134b5a
13167c2a55a
14b96014c6
1573070de4
hex4958a076

1230545014 has 8 divisors (see below), whose sum is σ = 1864093248. Its totient is φ = 609180600.

The previous prime is 1230545003. The next prime is 1230545087. The reversal of 1230545014 is 4105450321.

It is a happy number.

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

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1230545014.

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, 3045702 + ... + 3046105.

It is an arithmetic number, because the mean of its divisors is an integer number (233011656).

Almost surely, 21230545014 is an apocalyptic number.

1230545014 is a deficient number, since it is larger than the sum of its proper divisors (633548234).

1230545014 is a wasteful number, since it uses less digits than its factorization.

1230545014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6091910.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1230545014 is about 35079.1250461011. The cubic root of 1230545014 is about 1071.5994984885.

Adding to 1230545014 its reverse (4105450321), we get a palindrome (5335995335).

The spelling of 1230545014 in words is "one billion, two hundred thirty million, five hundred forty-five thousand, fourteen".

Divisors: 1 2 101 202 6091807 12183614 615272507 1230545014