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145667116 = 22729179393
BaseRepresentation
bin10001010111010…
…11010000101100
3101011002122201101
420223223100230
5244242321431
622242052444
73416102320
oct1053532054
9334078641
10145667116
1175252951
124094a124
132424297a
14154bb980
15cbc5961
hex8aeb42c

145667116 has 24 divisors (see below), whose sum is σ = 301381920. Its totient is φ = 60275712.

The previous prime is 145667111. The next prime is 145667143. The reversal of 145667116 is 611766541.

It is not an unprimeable number, because it can be changed into a prime (145667111) 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 7 ways as a sum of consecutive naturals, for example, 88885 + ... + 90508.

It is an arithmetic number, because the mean of its divisors is an integer number (12557580).

Almost surely, 2145667116 is an apocalyptic number.

It is an amenable number.

145667116 is an abundant number, since it is smaller than the sum of its proper divisors (155714804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145667116 is a wasteful number, since it uses less digits than its factorization.

145667116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179433 (or 179431 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 145667116 is about 12069.2632749476. The cubic root of 145667116 is about 526.1632450274.

The spelling of 145667116 in words is "one hundred forty-five million, six hundred sixty-seven thousand, one hundred sixteen".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 179393 358786 717572 1255751 2511502 5023004 5202397 10404794 20809588 36416779 72833558 145667116