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80355134 = 279750411
BaseRepresentation
bin1001100101000…
…01111100111110
312121012110112002
410302201330332
5131032331014
611550142302
71664002346
oct462417476
9177173462
1080355134
11413a4002
1222ab1992
1313855c22
14a959d26
1570c3dde
hex4ca1f3e

80355134 has 8 divisors (see below), whose sum is σ = 120686328. Its totient is φ = 40126360.

The previous prime is 80355133. The next prime is 80355139. The reversal of 80355134 is 43155308.

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

It is a junction number, because it is equal to n+sod(n) for n = 80355097 and 80355106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80355133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23612 + ... + 26799.

It is an arithmetic number, because the mean of its divisors is an integer number (15085791).

Almost surely, 280355134 is an apocalyptic number.

80355134 is a deficient number, since it is larger than the sum of its proper divisors (40331194).

80355134 is a wasteful number, since it uses less digits than its factorization.

80355134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51210.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 80355134 is about 8964.1025206096. The cubic root of 80355134 is about 431.5235910366.

The spelling of 80355134 in words is "eighty million, three hundred fifty-five thousand, one hundred thirty-four".

Divisors: 1 2 797 1594 50411 100822 40177567 80355134