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30001032401 = 67661677423
BaseRepresentation
bin11011111100001100…
…110110110011010001
32212102211020100120012
4123330030312303101
5442420231014101
621440550124305
72111311365524
oct337414666321
985384210505
1030001032401
11117a588975a
125993350695
132aa1666ca2
141648636bbb
15ba8c7ebbb
hex6fc336cd1

30001032401 has 8 divisors (see below), whose sum is σ = 30494918784. Its totient is φ = 29508502320.

The previous prime is 30001032389. The next prime is 30001032427. The reversal of 30001032401 is 10423010003.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30001032401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30001032601) 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, 294425 + ... + 382998.

It is an arithmetic number, because the mean of its divisors is an integer number (3811864848).

Almost surely, 230001032401 is an apocalyptic number.

It is an amenable number.

30001032401 is a deficient number, since it is larger than the sum of its proper divisors (493886383).

30001032401 is an equidigital number, since it uses as much as digits as its factorization.

30001032401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678151.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 30001032401 its reverse (10423010003), we get a palindrome (40424042404).

The spelling of 30001032401 in words is "thirty billion, one million, thirty-two thousand, four hundred one".

Divisors: 1 67 661 44287 677423 45387341 447776603 30001032401