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80346365 = 5114013643
BaseRepresentation
bin1001100100111…
…11110011111101
312121012000111022
410302133303331
5131032040430
611550033525
71663634651
oct462376375
9177160438
1080346365
1141398460
1222aa88a5
1313851c38
14a956a61
1570c14e5
hex4c9fcfd

80346365 has 16 divisors (see below), whose sum is σ = 105471936. Its totient is φ = 58272000.

The previous prime is 80346349. The next prime is 80346373. The reversal of 80346365 is 56364308.

It is not a de Polignac number, because 80346365 - 24 = 80346349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20234 + ... + 23876.

It is an arithmetic number, because the mean of its divisors is an integer number (6591996).

Almost surely, 280346365 is an apocalyptic number.

It is an amenable number.

80346365 is a deficient number, since it is larger than the sum of its proper divisors (25125571).

80346365 is a wasteful number, since it uses less digits than its factorization.

80346365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 80346365 is about 8963.6133896995. The cubic root of 80346365 is about 431.5078933546.

The spelling of 80346365 in words is "eighty million, three hundred forty-six thousand, three hundred sixty-five".

Divisors: 1 5 11 55 401 2005 3643 4411 18215 22055 40073 200365 1460843 7304215 16069273 80346365