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2030646148 = 221992551063
BaseRepresentation
bin111100100001001…
…0011001110000100
312020112000111211121
41321002103032010
513124321134043
6533255443324
7101215131106
oct17102231604
95215014747
102030646148
11952279563
12488086544
1326491748b
14153995576
15bd417ded
hex79093384

2030646148 has 12 divisors (see below), whose sum is σ = 3571489600. Its totient is φ = 1010220552.

The previous prime is 2030646143. The next prime is 2030646157. The reversal of 2030646148 is 8416460302.

It is not an unprimeable number, because it can be changed into a prime (2030646143) 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 in 3 ways as a sum of consecutive naturals, for example, 1274736 + ... + 1276327.

Almost surely, 22030646148 is an apocalyptic number.

It is an amenable number.

2030646148 is a deficient number, since it is larger than the sum of its proper divisors (1540843452).

2030646148 is a wasteful number, since it uses less digits than its factorization.

2030646148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551266 (or 2551264 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 2030646148 is about 45062.6913088866. The cubic root of 2030646148 is about 1266.3237452434.

The spelling of 2030646148 in words is "two billion, thirty million, six hundred forty-six thousand, one hundred forty-eight".

Divisors: 1 2 4 199 398 796 2551063 5102126 10204252 507661537 1015323074 2030646148