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7421068 = 221855267
BaseRepresentation
bin11100010011110010001100
3111222000210101
4130103302030
53344433233
6423020444
7120035524
oct34236214
914860711
107421068
114209616
12259a724
1316caa85
14db2684
159b8c7d
hex713c8c

7421068 has 6 divisors (see below), whose sum is σ = 12986876. Its totient is φ = 3710532.

The previous prime is 7421033. The next prime is 7421083. The reversal of 7421068 is 8601247.

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 as a sum of consecutive naturals, namely, 927630 + ... + 927637.

Almost surely, 27421068 is an apocalyptic number.

It is an amenable number.

7421068 is a deficient number, since it is larger than the sum of its proper divisors (5565808).

7421068 is a wasteful number, since it uses less digits than its factorization.

7421068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855271 (or 1855269 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 7421068 is about 2724.1637248888. The cubic root of 7421068 is about 195.0542737378.

The spelling of 7421068 in words is "seven million, four hundred twenty-one thousand, sixty-eight".

Divisors: 1 2 4 1855267 3710534 7421068