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7960996 = 221990249
BaseRepresentation
bin11110010111100110100100
3112222110102201
4132113212210
54014222441
6442344244
7124444621
oct36274644
915873381
107960996
11454823a
1227bb084
131859764
1410b3348
15a73c31
hex7979a4

7960996 has 6 divisors (see below), whose sum is σ = 13931750. Its totient is φ = 3980496.

The previous prime is 7960991. The next prime is 7961003. The reversal of 7960996 is 6990697.

It can be written as a sum of positive squares in only one way, i.e., 7617600 + 343396 = 2760^2 + 586^2 .

It is not an unprimeable number, because it can be changed into a prime (7960991) 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, 995121 + ... + 995128.

Almost surely, 27960996 is an apocalyptic number.

It is an amenable number.

7960996 is a deficient number, since it is larger than the sum of its proper divisors (5970754).

7960996 is a wasteful number, since it uses less digits than its factorization.

7960996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990253 (or 1990251 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 46.

The square root of 7960996 is about 2821.5237018320. The cubic root of 7960996 is about 199.6744369979.

Subtracting from 7960996 its reverse (6990697), we obtain a cube (970299 = 993).

It can be divided in two parts, 79 and 60996, that added together give a triangular number (61075 = T349).

The spelling of 7960996 in words is "seven million, nine hundred sixty thousand, nine hundred ninety-six".

Divisors: 1 2 4 1990249 3980498 7960996