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80602197 = 3132066723
BaseRepresentation
bin1001100110111…
…10010001010101
312121200000102120
410303132101111
5131113232242
611555330153
71666051554
oct463362125
9177600376
1080602197
1141552695
1222bb0959
1313911510
14a9c1d9b
1571221ec
hex4cde455

80602197 has 8 divisors (see below), whose sum is σ = 115736544. Its totient is φ = 49601328.

The previous prime is 80602183. The next prime is 80602217. The reversal of 80602197 is 79120608.

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

It is not a de Polignac number, because 80602197 - 218 = 80340053 is a prime.

It is a super-2 number, since 2×806021972 = 12993428322453618, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80602127) 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, 1033323 + ... + 1033400.

It is an arithmetic number, because the mean of its divisors is an integer number (14467068).

Almost surely, 280602197 is an apocalyptic number.

It is an amenable number.

80602197 is a deficient number, since it is larger than the sum of its proper divisors (35134347).

80602197 is a wasteful number, since it uses less digits than its factorization.

80602197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066739.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 80602197 is about 8977.8726321997. The cubic root of 80602197 is about 431.9653982488.

The spelling of 80602197 in words is "eighty million, six hundred two thousand, one hundred ninety-seven".

Divisors: 1 3 13 39 2066723 6200169 26867399 80602197