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672223341 = 31031217337
BaseRepresentation
bin101000000100010…
…101000001101101
31201211220111001210
4220010111001231
52334042121331
6150412025033
722441542546
oct5004250155
91654814053
10672223341
113154a8389
12169162179
13a93653ba
14653c74cd
153e037446
hex2811506d

672223341 has 8 divisors (see below), whose sum is σ = 897171264. Its totient is φ = 447712160.

The previous prime is 672223339. The next prime is 672223361. The reversal of 672223341 is 143322276.

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

It is a cyclic number.

It is not a de Polignac number, because 672223341 - 21 = 672223339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 672223299 and 672223308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672223301) 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, 105576 + ... + 111761.

It is an arithmetic number, because the mean of its divisors is an integer number (112146408).

Almost surely, 2672223341 is an apocalyptic number.

It is an amenable number.

672223341 is a deficient number, since it is larger than the sum of its proper divisors (224947923).

672223341 is a wasteful number, since it uses less digits than its factorization.

672223341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218371.

The product of its digits is 12096, while the sum is 30.

The square root of 672223341 is about 25927.2702188256. The cubic root of 672223341 is about 876.0008535573. Note that the first 3 decimals are identical.

The spelling of 672223341 in words is "six hundred seventy-two million, two hundred twenty-three thousand, three hundred forty-one".

Divisors: 1 3 1031 3093 217337 652011 224074447 672223341