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672433386 = 23607184633
BaseRepresentation
bin101000000101001…
…000010011101010
31201212022011012020
4220011020103222
52334120332021
6150420325310
722443406122
oct5005102352
91655264166
10672433386
11315631179
12169243836
13a9409ba1
146543dc82
153e0797c6
hex281484ea

672433386 has 16 divisors (see below), whose sum is σ = 1347089664. Its totient is φ = 223773984.

The previous prime is 672433379. The next prime is 672433387. The reversal of 672433386 is 683334276.

It is not an unprimeable number, because it can be changed into a prime (672433387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88675 + ... + 95958.

It is an arithmetic number, because the mean of its divisors is an integer number (84193104).

Almost surely, 2672433386 is an apocalyptic number.

672433386 is an abundant number, since it is smaller than the sum of its proper divisors (674656278).

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

672433386 is a wasteful number, since it uses less digits than its factorization.

672433386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185245.

The product of its digits is 435456, while the sum is 42.

The square root of 672433386 is about 25931.3205602800. The cubic root of 672433386 is about 876.0920833748.

The spelling of 672433386 in words is "six hundred seventy-two million, four hundred thirty-three thousand, three hundred eighty-six".

Divisors: 1 2 3 6 607 1214 1821 3642 184633 369266 553899 1107798 112072231 224144462 336216693 672433386