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145094048 = 25111724247
BaseRepresentation
bin10001010010111…
…11010110100000
3101010000112121122
420221133112200
5244121002143
622221511412
73411164501
oct1051372640
9333015548
10145094048
11749a1340
1240712568
13240a1b88
14153acba8
15cb10c68
hex8a5f5a0

145094048 has 48 divisors (see below), whose sum is σ = 329966784. Its totient is φ = 62069760.

The previous prime is 145094023. The next prime is 145094063. The reversal of 145094048 is 840490541.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 145093999 and 145094017.

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 7 ways as a sum of consecutive naturals, for example, 6140 + ... + 18107.

It is an arithmetic number, because the mean of its divisors is an integer number (6874308).

Almost surely, 2145094048 is an apocalyptic number.

It is an amenable number.

145094048 is an abundant number, since it is smaller than the sum of its proper divisors (184872736).

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

145094048 is a wasteful number, since it uses less digits than its factorization.

145094048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24285 (or 24277 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 145094048 is about 12045.4990764185. The cubic root of 145094048 is about 525.4723464786.

The spelling of 145094048 in words is "one hundred forty-five million, ninety-four thousand, forty-eight".

Divisors: 1 2 4 8 11 16 17 22 32 34 44 68 88 136 176 187 272 352 374 544 748 1496 2992 5984 24247 48494 96988 193976 266717 387952 412199 533434 775904 824398 1066868 1648796 2133736 3297592 4267472 4534189 6595184 8534944 9068378 13190368 18136756 36273512 72547024 145094048