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80300378 = 2255115739
BaseRepresentation
bin1001100100101…
…00100101011010
312121002200102002
410302110211122
5131024103003
611545041002
71663353614
oct462244532
9177080362
1080300378
1141366954
1222a86162
1313837022
14a943db4
1570b2a88
hex4c9495a

80300378 has 8 divisors (see below), whose sum is σ = 120505440. Its totient is φ = 40131900.

The previous prime is 80300377. The next prime is 80300387. The reversal of 80300378 is 87300308.

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

It is a self number, because there is not a number n which added to its sum of digits gives 80300378.

It is not an unprimeable number, because it can be changed into a prime (80300377) 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, 2768 + ... + 12971.

It is an arithmetic number, because the mean of its divisors is an integer number (15063180).

Almost surely, 280300378 is an apocalyptic number.

80300378 is a deficient number, since it is larger than the sum of its proper divisors (40205062).

80300378 is a wasteful number, since it uses less digits than its factorization.

80300378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18292.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 80300378 is about 8961.0478181963. The cubic root of 80300378 is about 431.4255517717.

The spelling of 80300378 in words is "eighty million, three hundred thousand, three hundred seventy-eight".

Divisors: 1 2 2551 5102 15739 31478 40150189 80300378