Search a number
-
+
80081468 = 2237717621
BaseRepresentation
bin1001100010111…
…11001000111100
312120200120010022
410301133020330
5131000101333
611540231312
71661452445
oct461371074
9176616108
1080081468
1141227435
122299b538
131378b4ac
14a8c82cc
15706cc98
hex4c5f23c

80081468 has 24 divisors (see below), whose sum is σ = 145976544. Its totient is φ = 38404800.

The previous prime is 80081453. The next prime is 80081473. The reversal of 80081468 is 86418008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6698 + ... + 14318.

It is an arithmetic number, because the mean of its divisors is an integer number (6082356).

Almost surely, 280081468 is an apocalyptic number.

It is an amenable number.

80081468 is a deficient number, since it is larger than the sum of its proper divisors (65895076).

80081468 is a wasteful number, since it uses less digits than its factorization.

80081468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7733 (or 7731 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 80081468 is about 8948.8249507966. The cubic root of 80081468 is about 431.0331529560.

The spelling of 80081468 in words is "eighty million, eighty-one thousand, four hundred sixty-eight".

Divisors: 1 2 4 37 71 74 142 148 284 2627 5254 7621 10508 15242 30484 281977 541091 563954 1082182 1127908 2164364 20020367 40040734 80081468