Search a number
-
+
30286436501 = 2324110934999
BaseRepresentation
bin11100001101001101…
…100101100010010101
32220011201021101101102
4130031031211202111
5444011311432001
621525143235445
72121345314456
oct341515454225
986151241342
1030286436501
11119319a4012
125a52a48b85
132b18824359
1416744cb12d
15bc3d58e6b
hex70d365895

30286436501 has 16 divisors (see below), whose sum is σ = 31769760000. Its totient is φ = 28817268480.

The previous prime is 30286436489. The next prime is 30286436507. The reversal of 30286436501 is 10563468203.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30286436501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30286436507) 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 15 ways as a sum of consecutive naturals, for example, 6056000 + ... + 6060998.

It is an arithmetic number, because the mean of its divisors is an integer number (1985610000).

Almost surely, 230286436501 is an apocalyptic number.

It is an amenable number.

30286436501 is a deficient number, since it is larger than the sum of its proper divisors (1483323499).

30286436501 is a wasteful number, since it uses less digits than its factorization.

30286436501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 30286436501 in words is "thirty billion, two hundred eighty-six million, four hundred thirty-six thousand, five hundred one".

Divisors: 1 23 241 1093 4999 5543 25139 114977 263413 1204759 5463907 6058499 27709457 125669861 1316801587 30286436501