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80435297 = 3119713171
BaseRepresentation
bin1001100101101…
…01100001100001
312121100112111002
410302311201201
5131042412142
611552001345
71664455145
oct462654141
9177315432
1080435297
1141449258
1222b30255
1313883567
14a97b225
1570dca32
hex4cb5861

80435297 has 8 divisors (see below), whose sum is σ = 83457792. Its totient is φ = 77439600.

The previous prime is 80435293. The next prime is 80435363. The reversal of 80435297 is 79253408.

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

It is a cyclic number.

It is not a de Polignac number, because 80435297 - 22 = 80435293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80435297.

It is not an unprimeable number, because it can be changed into a prime (80435293) 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, 479 + ... + 12692.

It is an arithmetic number, because the mean of its divisors is an integer number (10432224).

Almost surely, 280435297 is an apocalyptic number.

It is an amenable number.

80435297 is a deficient number, since it is larger than the sum of its proper divisors (3022495).

80435297 is a wasteful number, since it uses less digits than its factorization.

80435297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13399.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 80435297 is about 8968.5727404086. The cubic root of 80435297 is about 431.6670406090.

The spelling of 80435297 in words is "eighty million, four hundred thirty-five thousand, two hundred ninety-seven".

Divisors: 1 31 197 6107 13171 408301 2594687 80435297