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1080082011 = 31517433209
BaseRepresentation
bin100000001100000…
…1011111001011011
32210021100211222110
41000120023321123
54203000111021
6255101523403
735523355101
oct10030137133
92707324873
101080082011
11504750668
12261873563
131429c89a8
14a3635c71
1564c4e476
hex4060be5b

1080082011 has 16 divisors (see below), whose sum is σ = 1452049920. Its totient is φ = 714100800.

The previous prime is 1080081979. The next prime is 1080082013. The reversal of 1080082011 is 1102800801.

It is not a de Polignac number, because 1080082011 - 25 = 1080081979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1080082013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334975 + ... + 338183.

It is an arithmetic number, because the mean of its divisors is an integer number (90753120).

Almost surely, 21080082011 is an apocalyptic number.

1080082011 is a deficient number, since it is larger than the sum of its proper divisors (371967909).

1080082011 is a wasteful number, since it uses less digits than its factorization.

1080082011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106.

The product of its (nonzero) digits is 128, while the sum is 21.

The square root of 1080082011 is about 32864.6011842529. The cubic root of 1080082011 is about 1026.0115371334.

Adding to 1080082011 its reverse (1102800801), we get a palindrome (2182882812).

The spelling of 1080082011 in words is "one billion, eighty million, eighty-two thousand, eleven".

Divisors: 1 3 151 453 743 2229 3209 9627 112193 336579 484559 1453677 2384287 7152861 360027337 1080082011