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13628028027 = 319239088211
BaseRepresentation
bin11001011000100101…
…10011010001111011
31022011202112112221210
430230102303101323
5210402233344102
610132143534203
7661500220065
oct145422632173
938152475853
1013628028027
115863737189
122783bba363
131392531b13
14933d2a735
1554b65936c
hex32c4b347b

13628028027 has 8 divisors (see below), whose sum is σ = 19127056960. Its totient is φ = 8607175560.

The previous prime is 13628028023. The next prime is 13628028041. The reversal of 13628028027 is 72082082631.

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

It is not a de Polignac number, because 13628028027 - 22 = 13628028023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13628028023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119544049 + ... + 119544162.

It is an arithmetic number, because the mean of its divisors is an integer number (2390882120).

Almost surely, 213628028027 is an apocalyptic number.

13628028027 is a deficient number, since it is larger than the sum of its proper divisors (5499028933).

13628028027 is a wasteful number, since it uses less digits than its factorization.

13628028027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239088233.

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 13628028027 in words is "thirteen billion, six hundred twenty-eight million, twenty-eight thousand, twenty-seven".

Divisors: 1 3 19 57 239088211 717264633 4542676009 13628028027