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30103411501 = 193973990907
BaseRepresentation
bin11100000010010011…
…011001101100101101
32212200221212202021201
4130002103121230231
5443122433132001
621455044325501
72113663530052
oct340223315455
985627782251
1030103411501
1111848655689
125a016a3891
132ab9931637
141658087029
15bb2c54501
hex7024d9b2d

30103411501 has 8 divisors (see below), whose sum is σ = 31767627680. Its totient is φ = 28447177968.

The previous prime is 30103411477. The next prime is 30103411519. The reversal of 30103411501 is 10511430103.

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-30103411501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103411561) 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, 1987911 + ... + 2002996.

It is an arithmetic number, because the mean of its divisors is an integer number (3970953460).

Almost surely, 230103411501 is an apocalyptic number.

It is an amenable number.

30103411501 is a deficient number, since it is larger than the sum of its proper divisors (1664216179).

30103411501 is a wasteful number, since it uses less digits than its factorization.

30103411501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3991323.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 30103411501 its reverse (10511430103), we get a palindrome (40614841604).

The spelling of 30103411501 in words is "thirty billion, one hundred three million, four hundred eleven thousand, five hundred one".

Divisors: 1 19 397 7543 3990907 75827233 1584390079 30103411501