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80344308 = 22311608669
BaseRepresentation
bin1001100100111…
…11010011110100
312121011220200010
410302133103310
5131032004213
611550020220
71663625652
oct462372364
9177156603
1080344308
1141396960
1222aa7670
1313851015
14a955dd2
1570c0ac3
hex4c9f4f4

80344308 has 24 divisors (see below), whose sum is σ = 204513120. Its totient is φ = 24346720.

The previous prime is 80344301. The next prime is 80344309.

80344308 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80344301) 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, 304203 + ... + 304466.

It is an arithmetic number, because the mean of its divisors is an integer number (8521380).

Almost surely, 280344308 is an apocalyptic number.

It is an amenable number.

80344308 is an abundant number, since it is smaller than the sum of its proper divisors (124168812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80344308 is a wasteful number, since it uses less digits than its factorization.

80344308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608687 (or 608685 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 80344308 is about 8963.4986472917. The cubic root of 80344308 is about 431.5042108843.

The spelling of 80344308 in words is "eighty million, three hundred forty-four thousand, three hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 608669 1217338 1826007 2434676 3652014 6695359 7304028 13390718 20086077 26781436 40172154 80344308