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1034222431 = 1194020221
BaseRepresentation
bin111101101001001…
…111101101011111
32200002001221110111
4331221033231133
54104230104211
6250342550451
734425513514
oct7551175537
92602057414
101034222431
11490878690
1224a438427
13136360048
149b4d930b
1560be1421
hex3da4fb5f

1034222431 has 4 divisors (see below), whose sum is σ = 1128242664. Its totient is φ = 940202200.

The previous prime is 1034222429. The next prime is 1034222461. The reversal of 1034222431 is 1342224301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1342224301 = 11122020391.

It is a cyclic number.

It is not a de Polignac number, because 1034222431 - 21 = 1034222429 is a prime.

It is a super-2 number, since 2×10342224312 = 2139232073567099522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034222461) 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, 47010100 + ... + 47010121.

It is an arithmetic number, because the mean of its divisors is an integer number (282060666).

Almost surely, 21034222431 is an apocalyptic number.

1034222431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1034222431 is a deficient number, since it is larger than the sum of its proper divisors (94020233).

1034222431 is an equidigital number, since it uses as much as digits as its factorization.

1034222431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94020232.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1034222431 is about 32159.3288331706. The cubic root of 1034222431 is about 1011.2797655036.

Adding to 1034222431 its reverse (1342224301), we get a palindrome (2376446732).

The spelling of 1034222431 in words is "one billion, thirty-four million, two hundred twenty-two thousand, four hundred thirty-one".

Divisors: 1 11 94020221 1034222431