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1076181028 = 221320695789
BaseRepresentation
bin100000000100101…
…0011100000100100
32210000000122211121
41000021103200210
54201000243103
6254442143324
735445250006
oct10011234044
92700018747
101076181028
1150252680a
122604b1b44
13141c61210
14a2cdc376
156472d6bd
hex40253824

1076181028 has 12 divisors (see below), whose sum is σ = 2028187420. Its totient is φ = 496698912.

The previous prime is 1076181023. The next prime is 1076181031. The reversal of 1076181028 is 8201816701.

It can be written as a sum of positive squares in 2 ways, for example, as 483648064 + 592532964 = 21992^2 + 24342^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1076180984 and 1076181002.

It is not an unprimeable number, because it can be changed into a prime (1076181023) 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, 10347843 + ... + 10347946.

Almost surely, 21076181028 is an apocalyptic number.

It is an amenable number.

1076181028 is a deficient number, since it is larger than the sum of its proper divisors (952006392).

1076181028 is a wasteful number, since it uses less digits than its factorization.

1076181028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20695806 (or 20695804 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 1076181028 is about 32805.1981856534. The cubic root of 1076181028 is about 1024.7748156524.

Adding to 1076181028 its reverse (8201816701), we get a palindrome (9277997729).

The spelling of 1076181028 in words is "one billion, seventy-six million, one hundred eighty-one thousand, twenty-eight".

Divisors: 1 2 4 13 26 52 20695789 41391578 82783156 269045257 538090514 1076181028