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30143423101 = 1113919714469
BaseRepresentation
bin11100000100101100…
…000010001001111101
32212210202011112212211
4130010230002021331
5443213204014401
621503034100421
72114660604001
oct340454021175
985722145784
1030143423101
11118691a3a20
125a12b7a711
132ac500053c
14165d500701
15bb6509951
hex704b0227d

30143423101 has 8 divisors (see below), whose sum is σ = 33120309600. Its totient is φ = 27205965840.

The previous prime is 30143423059. The next prime is 30143423111. The reversal of 30143423101 is 10132434103.

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 30143423101 - 211 = 30143421053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30143423111) 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, 9855706 + ... + 9858763.

It is an arithmetic number, because the mean of its divisors is an integer number (4140038700).

Almost surely, 230143423101 is an apocalyptic number.

It is an amenable number.

30143423101 is a deficient number, since it is larger than the sum of its proper divisors (2976886499).

30143423101 is a wasteful number, since it uses less digits than its factorization.

30143423101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19714619.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 30143423101 its reverse (10132434103), we get a palindrome (40275857204).

The spelling of 30143423101 in words is "thirty billion, one hundred forty-three million, four hundred twenty-three thousand, one hundred one".

Divisors: 1 11 139 1529 19714469 216859159 2740311191 30143423101