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45205066 = 2191189607
BaseRepresentation
bin1010110001110…
…0011001001010
310011001122200201
42230130121022
543033030231
64252522414
71056144124
oct254343112
9104048621
1045205066
1123576265
121318040a
139499a7a
14600a214
153e7e161
hex2b1c64a

45205066 has 8 divisors (see below), whose sum is σ = 71376480. Its totient is φ = 21412908.

The previous prime is 45205019. The next prime is 45205067. The reversal of 45205066 is 66050254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45205067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594766 + ... + 594841.

It is an arithmetic number, because the mean of its divisors is an integer number (8922060).

Almost surely, 245205066 is an apocalyptic number.

45205066 is a deficient number, since it is larger than the sum of its proper divisors (26171414).

45205066 is a wasteful number, since it uses less digits than its factorization.

45205066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189628.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 45205066 is about 6723.4712760597. The cubic root of 45205066 is about 356.2288065365.

The spelling of 45205066 in words is "forty-five million, two hundred five thousand, sixty-six".

Divisors: 1 2 19 38 1189607 2379214 22602533 45205066