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80550494 = 271567257
BaseRepresentation
bin1001100110100…
…01101001011110
312121120101111122
410303101221132
5131110103434
611554250542
71665445043
oct463215136
9177511448
1080550494
1141517862
1222b86a52
13138c3b1b
14a9ab1ca
157111c2e
hex4cd1a5e

80550494 has 8 divisors (see below), whose sum is σ = 122527728. Its totient is φ = 39707920.

The previous prime is 80550473. The next prime is 80550511. The reversal of 80550494 is 49405508.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283487 + ... + 283770.

It is an arithmetic number, because the mean of its divisors is an integer number (15315966).

Almost surely, 280550494 is an apocalyptic number.

80550494 is a deficient number, since it is larger than the sum of its proper divisors (41977234).

80550494 is a wasteful number, since it uses less digits than its factorization.

80550494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567330.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 80550494 is about 8974.9927019469. The cubic root of 80550494 is about 431.8730158037.

The spelling of 80550494 in words is "eighty million, five hundred fifty thousand, four hundred ninety-four".

Divisors: 1 2 71 142 567257 1134514 40275247 80550494