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80403248 = 245025203
BaseRepresentation
bin1001100101011…
…01101100110000
312121021220112002
410302231230300
5131040400443
611551153132
71664262542
oct462555460
9177256462
1080403248
1141427172
1222b157a8
1313871ab3
14a96d692
1570d32b8
hex4cadb30

80403248 has 10 divisors (see below), whose sum is σ = 155781324. Its totient is φ = 40201616.

The previous prime is 80403247. The next prime is 80403263. The reversal of 80403248 is 84230408.

It is a self number, because there is not a number n which added to its sum of digits gives 80403248.

It is not an unprimeable number, because it can be changed into a prime (80403247) 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 as a sum of consecutive naturals, namely, 2512586 + ... + 2512617.

Almost surely, 280403248 is an apocalyptic number.

It is an amenable number.

80403248 is a deficient number, since it is larger than the sum of its proper divisors (75378076).

80403248 is a wasteful number, since it uses less digits than its factorization.

80403248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5025211 (or 5025205 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 80403248 is about 8966.7858232479. The cubic root of 80403248 is about 431.6097012097.

The spelling of 80403248 in words is "eighty million, four hundred three thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 5025203 10050406 20100812 40201624 80403248