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1146190028 = 221297220931
BaseRepresentation
bin100010001010001…
…0111100011001100
32221212202111010112
41010110113203030
54321411040103
6305422455152
740255311614
oct10424274314
92855674115
101146190028
11538aa3595
1227ba344b8
13153603b69
14ac323a44
156a95bcd8
hex445178cc

1146190028 has 12 divisors (see below), whose sum is σ = 2007388152. Its totient is φ = 572650560.

The previous prime is 1146190013. The next prime is 1146190049. The reversal of 1146190028 is 8200916411.

It is a junction number, because it is equal to n+sod(n) for n = 1146189976 and 1146190003.

It is an unprimeable number.

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, 105278 + ... + 115653.

It is an arithmetic number, because the mean of its divisors is an integer number (167282346).

Almost surely, 21146190028 is an apocalyptic number.

It is an amenable number.

1146190028 is a deficient number, since it is larger than the sum of its proper divisors (861198124).

1146190028 is a wasteful number, since it uses less digits than its factorization.

1146190028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222232 (or 222230 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1146190028 is about 33855.4283387465. The cubic root of 1146190028 is about 1046.5312679105.

The spelling of 1146190028 in words is "one billion, one hundred forty-six million, one hundred ninety thousand, twenty-eight".

Divisors: 1 2 4 1297 2594 5188 220931 441862 883724 286547507 573095014 1146190028