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30131033001 = 346632153909
BaseRepresentation
bin11100000011111100…
…110001001110101001
32212202212212001212020
4130003330301032221
5443202021024001
621501512335053
72114450361156
oct340374611651
985685761766
1030131033001
1111862201073
125a0a9a4489
132ac2582b14
14165b9d722d
15bb53ad736
hex703f313a9

30131033001 has 8 divisors (see below), whose sum is σ = 40183344960. Its totient is φ = 20083038192.

The previous prime is 30131032937. The next prime is 30131033011. The reversal of 30131033001 is 10033013103.

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

It is not a de Polignac number, because 30131033001 - 26 = 30131032937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30131033011) 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, 1062966 + ... + 1090943.

It is an arithmetic number, because the mean of its divisors is an integer number (5022918120).

Almost surely, 230131033001 is an apocalyptic number.

It is an amenable number.

30131033001 is a deficient number, since it is larger than the sum of its proper divisors (10052311959).

30131033001 is a wasteful number, since it uses less digits than its factorization.

30131033001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158575.

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 30131033001 its reverse (10033013103), we get a palindrome (40164046104).

The spelling of 30131033001 in words is "thirty billion, one hundred thirty-one million, thirty-three thousand, one".

Divisors: 1 3 4663 13989 2153909 6461727 10043677667 30131033001