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1042441420 = 225232266177
BaseRepresentation
bin111110001000100…
…110010011001100
32200122112111210111
4332020212103030
54113331111140
6251235045404
734555414546
oct7610462314
92618474714
101042441420
11495481739
12251140864
13137c7a057
149c638696
15617b67ea
hex3e2264cc

1042441420 has 24 divisors (see below), whose sum is σ = 2284307424. Its totient is φ = 398846976.

The previous prime is 1042441417. The next prime is 1042441423. The reversal of 1042441420 is 241442401.

It is an interprime number because it is at equal distance from previous prime (1042441417) and next prime (1042441423).

It is a super-2 number, since 2×10424414202 = 2173368228263232800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1042441391 and 1042441400.

It is not an unprimeable number, because it can be changed into a prime (1042441423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1132629 + ... + 1133548.

It is an arithmetic number, because the mean of its divisors is an integer number (95179476).

Almost surely, 21042441420 is an apocalyptic number.

1042441420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042441420 is an abundant number, since it is smaller than the sum of its proper divisors (1241866004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042441420 is a wasteful number, since it uses less digits than its factorization.

1042441420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266209 (or 2266207 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1042441420 is about 32286.8614145135. The cubic root of 1042441420 is about 1013.9515879821.

Adding to 1042441420 its reverse (241442401), we get a palindrome (1283883821).

The spelling of 1042441420 in words is "one billion, forty-two million, four hundred forty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 2266177 4532354 9064708 11330885 22661770 45323540 52122071 104244142 208488284 260610355 521220710 1042441420