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7980196 = 227285007
BaseRepresentation
bin11110011100010010100100
3120000102202211
4132130102210
54020331241
6443013204
7124554610
oct36342244
916012684
107980196
114560704
12280a204
131865413
1410ba340
15a79781
hex79c4a4

7980196 has 12 divisors (see below), whose sum is σ = 15960448. Its totient is φ = 3420072.

The previous prime is 7980179. The next prime is 7980221. The reversal of 7980196 is 6910897.

7980196 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

7980196 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142476 + ... + 142531.

Almost surely, 27980196 is an apocalyptic number.

It is an amenable number.

7980196 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.

7980196 is a wasteful number, since it uses less digits than its factorization.

7980196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285018 (or 285016 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 7980196 is about 2824.9240697760. The cubic root of 7980196 is about 199.8348302991.

It can be divided in two parts, 79801 and 96, that added together give a palindrome (79897).

The spelling of 7980196 in words is "seven million, nine hundred eighty thousand, one hundred ninety-six".

Divisors: 1 2 4 7 14 28 285007 570014 1140028 1995049 3990098 7980196