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BaseRepresentation
bin1001100101001…
…00101100101011
312121020000221120
410302210230223
5131033211004
611550310323
71664050212
oct462445453
9177200846
1080366379
11414014a5
1222ab83a3
131385b092
14a960079
1570c73d9
hex4ca4b2b

80366379 has 8 divisors (see below), whose sum is σ = 107604480. Its totient is φ = 53352936.

The previous prime is 80366359. The next prime is 80366401. The reversal of 80366379 is 97366308.

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

It is not a de Polignac number, because 80366379 - 29 = 80365867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80366379.

It is not an unprimeable number, because it can be changed into a prime (80366329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55327 + ... + 56760.

It is an arithmetic number, because the mean of its divisors is an integer number (13450560).

Almost surely, 280366379 is an apocalyptic number.

80366379 is a deficient number, since it is larger than the sum of its proper divisors (27238101).

80366379 is a wasteful number, since it uses less digits than its factorization.

80366379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112329.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 80366379 is about 8964.7297226408. The cubic root of 80366379 is about 431.5437194184.

The spelling of 80366379 in words is "eighty million, three hundred sixty-six thousand, three hundred seventy-nine".

Divisors: 1 3 239 717 112087 336261 26788793 80366379