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1419068401 = 1499523949
BaseRepresentation
bin101010010010101…
…0100001111110001
310122220020010212221
41110211110033301
510401240142101
6352451321041
750110611442
oct12445241761
93586203787
101419068401
11669033103
123372b0181
13197cc6b5a
14d66772c9
15848aeaa1
hex549543f1

1419068401 has 4 divisors (see below), whose sum is σ = 1428592500. Its totient is φ = 1409544304.

The previous prime is 1419068381. The next prime is 1419068423. The reversal of 1419068401 is 1048609141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1048609141 = 2633987107.

It can be written as a sum of positive squares in 2 ways, for example, as 916636176 + 502432225 = 30276^2 + 22415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1419068401 - 217 = 1418937329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1419068471) 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, 4761826 + ... + 4762123.

It is an arithmetic number, because the mean of its divisors is an integer number (357148125).

Almost surely, 21419068401 is an apocalyptic number.

It is an amenable number.

1419068401 is a deficient number, since it is larger than the sum of its proper divisors (9524099).

1419068401 is an equidigital number, since it uses as much as digits as its factorization.

1419068401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9524098.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1419068401 is about 37670.5242995104. The cubic root of 1419068401 is about 1123.7450106621.

The spelling of 1419068401 in words is "one billion, four hundred nineteen million, sixty-eight thousand, four hundred one".

Divisors: 1 149 9523949 1419068401