Search a number
-
+
30122132001 = 3135471411997
BaseRepresentation
bin11100000011011010…
…110100001000100001
32212202021002211222120
4130003122310020201
5443142231211001
621500553454453
72114311616553
oct340332641041
985667084876
1030122132001
1111858181675
125a07a11429
132ac0787560
14165a75b4d3
15bb4701236
hex7036b4221

30122132001 has 16 divisors (see below), whose sum is σ = 43331394624. Its totient is φ = 18502795584.

The previous prime is 30122131979. The next prime is 30122132017. The reversal of 30122132001 is 10023122103.

It is not a de Polignac number, because 30122132001 - 26 = 30122131937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30122132021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684666 + ... + 727331.

It is an arithmetic number, because the mean of its divisors is an integer number (2708212164).

Almost surely, 230122132001 is an apocalyptic number.

It is an amenable number.

30122132001 is a deficient number, since it is larger than the sum of its proper divisors (13209262623).

30122132001 is a wasteful number, since it uses less digits than its factorization.

30122132001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412560.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30122132001 its reverse (10023122103), we get a palindrome (40145254104).

The spelling of 30122132001 in words is "thirty billion, one hundred twenty-two million, one hundred thirty-two thousand, one".

Divisors: 1 3 13 39 547 1641 7111 21333 1411997 4235991 18355961 55067883 772362359 2317087077 10040710667 30122132001