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12802097 = 711533137
BaseRepresentation
bin110000110101…
…100000110001
3220002102011202
4300311200301
511234131342
61134220545
7213546620
oct60654061
926072152
1012802097
117254450
124354755
132863109
1419b36b7
1511cd332
hexc35831

12802097 has 16 divisors (see below), whose sum is σ = 16267392. Its totient is φ = 9784320.

The previous prime is 12802091. The next prime is 12802117. The reversal of 12802097 is 79020821.

It is a happy number.

It is not a de Polignac number, because 12802097 - 26 = 12802033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12802091) 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, 2513 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (1016712).

Almost surely, 212802097 is an apocalyptic number.

It is an amenable number.

12802097 is a deficient number, since it is larger than the sum of its proper divisors (3465295).

12802097 is a wasteful number, since it uses less digits than its factorization.

12802097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 12802097 is about 3578.0018166569. The cubic root of 12802097 is about 233.9341926620.

The spelling of 12802097 in words is "twelve million, eight hundred two thousand, ninety-seven".

Divisors: 1 7 11 53 77 371 583 3137 4081 21959 34507 166261 241549 1163827 1828871 12802097