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1234030331 = 10311980877
BaseRepresentation
bin100100110001101…
…1100111011111011
310012000001020101002
41021203130323323
510011402432311
6322241315215
742403041032
oct11143347373
93160036332
101234030331
1158363a286
122a5335b0b
1316887aa81
14b9c6b719
157350d93b
hex498dcefb

1234030331 has 4 divisors (see below), whose sum is σ = 1246011312. Its totient is φ = 1222049352.

The previous prime is 1234030319. The next prime is 1234030351. The reversal of 1234030331 is 1330304321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1330304321 = 1453915557.

It is a cyclic number.

It is not a de Polignac number, because 1234030331 - 26 = 1234030267 is a prime.

It is a super-2 number, since 2×12340303312 = 3045661715655939122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234030351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5990336 + ... + 5990541.

It is an arithmetic number, because the mean of its divisors is an integer number (311502828).

Almost surely, 21234030331 is an apocalyptic number.

1234030331 is a deficient number, since it is larger than the sum of its proper divisors (11980981).

1234030331 is a wasteful number, since it uses less digits than its factorization.

1234030331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11980980.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1234030331 is about 35128.7678548508. The cubic root of 1234030331 is about 1072.6102547835.

Adding to 1234030331 its reverse (1330304321), we get a palindrome (2564334652).

The spelling of 1234030331 in words is "one billion, two hundred thirty-four million, thirty thousand, three hundred thirty-one".

Divisors: 1 103 11980877 1234030331