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1244430034 = 21554140037
BaseRepresentation
bin100101000101100…
…0111111011010010
310012201121121002021
41022023013323102
510022033230114
6323252242054
742560323621
oct11213077322
93181547067
101244430034
115894a2781
122a891032a
1316aa7c543
14bb3b76b8
15743b5024
hex4a2c7ed2

1244430034 has 8 divisors (see below), whose sum is σ = 1866811788. Its totient is φ = 622159440.

The previous prime is 1244429987. The next prime is 1244430053. The reversal of 1244430034 is 4300344421.

It can be written as a sum of positive squares in 2 ways, for example, as 1139265009 + 105165025 = 33753^2 + 10255^2 .

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

It is a super-2 number, since 2×12444300342 = 3097212219042482312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1244429990 and 1244430008.

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, 11064 + ... + 51100.

Almost surely, 21244430034 is an apocalyptic number.

1244430034 is a deficient number, since it is larger than the sum of its proper divisors (622381754).

1244430034 is a wasteful number, since it uses less digits than its factorization.

1244430034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55580.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1244430034 is about 35276.4798980851. The cubic root of 1244430034 is about 1075.6149455080.

Adding to 1244430034 its reverse (4300344421), we get a palindrome (5544774455).

The spelling of 1244430034 in words is "one billion, two hundred forty-four million, four hundred thirty thousand, thirty-four".

Divisors: 1 2 15541 31082 40037 80074 622215017 1244430034