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3144400301 = 7449200043
BaseRepresentation
bin1011101101101011…
…1011110110101101
322010010202002022102
42323122323312231
522414431302201
61240003224445
7140630650550
oct27332736655
98103662272
103144400301
111373a28539
12739078125
133b15a26c3
1421b874697
151360b926b
hexbb6bbdad

3144400301 has 4 divisors (see below), whose sum is σ = 3593600352. Its totient is φ = 2695200252.

The previous prime is 3144400297. The next prime is 3144400309. The reversal of 3144400301 is 1030044413.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1030044413 = 3832689411.

It is a cyclic number.

It is not a de Polignac number, because 3144400301 - 22 = 3144400297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144400309) 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, 224600015 + ... + 224600028.

It is an arithmetic number, because the mean of its divisors is an integer number (898400088).

Almost surely, 23144400301 is an apocalyptic number.

It is an amenable number.

3144400301 is a deficient number, since it is larger than the sum of its proper divisors (449200051).

3144400301 is an equidigital number, since it uses as much as digits as its factorization.

3144400301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449200050.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3144400301 is about 56074.9525278444. The cubic root of 3144400301 is about 1465.0280605155.

Adding to 3144400301 its reverse (1030044413), we get a palindrome (4174444714).

The spelling of 3144400301 in words is "three billion, one hundred forty-four million, four hundred thousand, three hundred one".

Divisors: 1 7 449200043 3144400301