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3420011923 = 43571139291
BaseRepresentation
bin1100101111011001…
…0011110110010011
322211100100121101021
43023312103312103
524001010340143
61323210420311
7150515423146
oct31366236623
98740317337
103420011923
1114a5564639
127b5431697
134267117c3
142462da05d
151503abced
hexcbd93d93

3420011923 has 8 divisors (see below), whose sum is σ = 3505701056. Its totient is φ = 3334602600.

The previous prime is 3420011921. The next prime is 3420011927. The reversal of 3420011923 is 3291100243.

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 3420011923 - 21 = 3420011921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420011921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45093 + ... + 94198.

It is an arithmetic number, because the mean of its divisors is an integer number (438212632).

Almost surely, 23420011923 is an apocalyptic number.

3420011923 is a deficient number, since it is larger than the sum of its proper divisors (85689133).

3420011923 is a wasteful number, since it uses less digits than its factorization.

3420011923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139905.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3420011923 is about 58480.8680082640. The cubic root of 3420011923 is about 1506.6390054234.

The spelling of 3420011923 in words is "three billion, four hundred twenty million, eleven thousand, nine hundred twenty-three".

Divisors: 1 43 571 24553 139291 5989513 79535161 3420011923