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30468744301 = 128323748047
BaseRepresentation
bin11100011000000101…
…000010010001101101
32220122102022120200011
4130120011002101231
5444344444304201
621555214533221
72126021024212
oct343005022155
986572276604
1030468744301
1111a158a2616
125aa3b07211
132b475257a8
1416907c5b09
15bd4d6b151
hex71814246d

30468744301 has 4 divisors (see below), whose sum is σ = 30492493632. Its totient is φ = 30444994972.

The previous prime is 30468744277. The next prime is 30468744323. The reversal of 30468744301 is 10344786403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10344786403 = 71477826629.

It is a cyclic number.

It is not a de Polignac number, because 30468744301 - 217 = 30468613229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30468744331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11872741 + ... + 11875306.

It is an arithmetic number, because the mean of its divisors is an integer number (7623123408).

Almost surely, 230468744301 is an apocalyptic number.

It is an amenable number.

30468744301 is a deficient number, since it is larger than the sum of its proper divisors (23749331).

30468744301 is a wasteful number, since it uses less digits than its factorization.

30468744301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23749330.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 30468744301 in words is "thirty billion, four hundred sixty-eight million, seven hundred forty-four thousand, three hundred one".

Divisors: 1 1283 23748047 30468744301