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30100231023 = 388111388661
BaseRepresentation
bin11100000010000111…
…010001001101101111
32212200201220011111020
4130002013101031233
5443121124343043
621454452225223
72113624512402
oct340207211557
985621804436
1030100231023
1111846883095
125a0060b213
132ab9089ab5
141657899d39
15bb2826e83
hex7021d136f

30100231023 has 8 divisors (see below), whose sum is σ = 40179199536. Its totient is φ = 20044041600.

The previous prime is 30100231019. The next prime is 30100231037. The reversal of 30100231023 is 32013200103.

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

It is not a de Polignac number, because 30100231023 - 22 = 30100231019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30100230993 and 30100231011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30100230023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5691688 + ... + 5696973.

It is an arithmetic number, because the mean of its divisors is an integer number (5022399942).

Almost surely, 230100231023 is an apocalyptic number.

30100231023 is a deficient number, since it is larger than the sum of its proper divisors (10078968513).

30100231023 is a wasteful number, since it uses less digits than its factorization.

30100231023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11389545.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30100231023 its reverse (32013200103), we get a palindrome (62113431126).

The spelling of 30100231023 in words is "thirty billion, one hundred million, two hundred thirty-one thousand, twenty-three".

Divisors: 1 3 881 2643 11388661 34165983 10033410341 30100231023