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1080204249 = 31093329431
BaseRepresentation
bin100000001100010…
…1001101111011001
32210021121001122210
41000120221233121
54203013013444
6255104305333
735524404345
oct10030515731
92707531583
101080204249
11504824493
12261912249
13142a3c517
14a3668625
1564c757b9
hex40629bd9

1080204249 has 8 divisors (see below), whose sum is σ = 1441594432. Its totient is φ = 719475120.

The previous prime is 1080204241. The next prime is 1080204253. The reversal of 1080204249 is 9424020801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1080204249 - 23 = 1080204241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1080204241) 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, 161437 + ... + 167994.

It is an arithmetic number, because the mean of its divisors is an integer number (180199304).

Almost surely, 21080204249 is an apocalyptic number.

It is an amenable number.

1080204249 is a deficient number, since it is larger than the sum of its proper divisors (361390183).

1080204249 is a wasteful number, since it uses less digits than its factorization.

1080204249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330527.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 1080204249 is about 32866.4608529729. The cubic root of 1080204249 is about 1026.0502418694.

The spelling of 1080204249 in words is "one billion, eighty million, two hundred four thousand, two hundred forty-nine".

Divisors: 1 3 1093 3279 329431 988293 360068083 1080204249