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80008492 = 2220002123
BaseRepresentation
bin1001100010011…
…01010100101100
312120112212000111
410301031110230
5130440232432
611534505404
71661026624
oct461152454
9176485014
1080008492
1141187623
1222965264
1313764205
14a8a9884
157056347
hex4c4d52c

80008492 has 6 divisors (see below), whose sum is σ = 140014868. Its totient is φ = 40004244.

The previous prime is 80008447. The next prime is 80008499. The reversal of 80008492 is 29480008.

It is a super-2 number, since 2×800084922 = 12802717584228128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80008499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001058 + ... + 10001065.

Almost surely, 280008492 is an apocalyptic number.

It is an amenable number.

80008492 is a deficient number, since it is larger than the sum of its proper divisors (60006376).

80008492 is a wasteful number, since it uses less digits than its factorization.

80008492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20002127 (or 20002125 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 80008492 is about 8944.7466146336. The cubic root of 80008492 is about 430.9021836831.

The spelling of 80008492 in words is "eighty million, eight thousand, four hundred ninety-two".

Divisors: 1 2 4 20002123 40004246 80008492