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80402226 = 2313400371
BaseRepresentation
bin1001100101011…
…01011100110010
312121021212010020
410302231130302
5131040332401
611551144310
71664256552
oct462553462
9177255106
1080402226
1141426423
1222b15096
13138714a8
14a96d162
1570d2d36
hex4cad732

80402226 has 8 divisors (see below), whose sum is σ = 160804464. Its totient is φ = 26800740.

The previous prime is 80402213. The next prime is 80402237. The reversal of 80402226 is 62220408.

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

80402226 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 80402196 and 80402205.

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, 6700180 + ... + 6700191.

It is an arithmetic number, because the mean of its divisors is an integer number (20100558).

Almost surely, 280402226 is an apocalyptic number.

80402226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80402226 is a wasteful number, since it uses less digits than its factorization.

80402226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13400376.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 80402226 is about 8966.7288349766. The cubic root of 80402226 is about 431.6078724819.

The spelling of 80402226 in words is "eighty million, four hundred two thousand, two hundred twenty-six".

Divisors: 1 2 3 6 13400371 26800742 40201113 80402226