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102389929673 = 1938314070349
BaseRepresentation
bin101111101011011101…
…0100101011011001001
3100210021201201100102112
41133112322211123021
53134143310222143
6115012015312105
710253214020333
oct1372672453311
9323251640375
10102389929673
113a47249a699
1217a1621b635
1398699b0805
144d5461c453
1529e3e71e18
hex17d6ea56c9

102389929673 has 8 divisors (see below), whose sum is σ = 108060288000. Its totient is φ = 96747712848.

The previous prime is 102389929669. The next prime is 102389929687. The reversal of 102389929673 is 376929983201.

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 102389929673 - 22 = 102389929669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102389929373) 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, 7027898 + ... + 7042451.

It is an arithmetic number, because the mean of its divisors is an integer number (13507536000).

Almost surely, 2102389929673 is an apocalyptic number.

It is an amenable number.

102389929673 is a deficient number, since it is larger than the sum of its proper divisors (5670358327).

102389929673 is a wasteful number, since it uses less digits than its factorization.

102389929673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14070751.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 102389929673 in words is "one hundred two billion, three hundred eighty-nine million, nine hundred twenty-nine thousand, six hundred seventy-three".

Divisors: 1 19 383 7277 14070349 267336631 5388943667 102389929673