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145080033 = 3725631753
BaseRepresentation
bin10001010010110…
…11111011100001
3101002222211101120
420221123323201
5244120030113
622221322453
73411105600
oct1051337341
9332884346
10145080033
117499185a
1240706429
1324098697
14153a7a37
15cb0ba23
hex8a5bee1

145080033 has 24 divisors (see below), whose sum is σ = 225550368. Its totient is φ = 82708416.

The previous prime is 145079993. The next prime is 145080041. The reversal of 145080033 is 330080541.

It is not a de Polignac number, because 145080033 - 214 = 145063649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145079985 and 145080012.

It is not an unprimeable number, because it can be changed into a prime (145080043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81885 + ... + 83637.

It is an arithmetic number, because the mean of its divisors is an integer number (9397932).

Almost surely, 2145080033 is an apocalyptic number.

It is an amenable number.

145080033 is a deficient number, since it is larger than the sum of its proper divisors (80470335).

145080033 is a wasteful number, since it uses less digits than its factorization.

145080033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333 (or 2326 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 145080033 is about 12044.9173098033. The cubic root of 145080033 is about 525.4554270341.

The spelling of 145080033 in words is "one hundred forty-five million, eighty thousand, thirty-three".

Divisors: 1 3 7 21 49 147 563 1689 1753 3941 5259 11823 12271 27587 36813 82761 85897 257691 986939 2960817 6908573 20725719 48360011 145080033