Search a number
-
+
30159813474 = 23272310407113
BaseRepresentation
bin11100000101101010…
…100011101101100010
32212211220000021020200
4130011222203231202
5443231403012344
621504421250030
72115250120230
oct340552435542
985756007220
1030159813474
111187747928a
125a18563916
132ac851b99b
141661769950
15bb7b96069
hex705aa3b62

30159813474 has 48 divisors (see below), whose sum is σ = 77928469632. Its totient is φ = 8242432704.

The previous prime is 30159813427. The next prime is 30159813581. The reversal of 30159813474 is 47431895103.

30159813474 is a `hidden beast` number, since 3 + 0 + 1 + 598 + 13 + 47 + 4 = 666.

It is a super-2 number, since 2×301598134742 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5200659 + ... + 5206454.

It is an arithmetic number, because the mean of its divisors is an integer number (1623509784).

Almost surely, 230159813474 is an apocalyptic number.

30159813474 is an abundant number, since it is smaller than the sum of its proper divisors (47768656158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30159813474 is a wasteful number, since it uses less digits than its factorization.

30159813474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10407151 (or 10407148 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 30159813474 in words is "thirty billion, one hundred fifty-nine million, eight hundred thirteen thousand, four hundred seventy-four".

Divisors: 1 2 3 6 7 9 14 18 21 23 42 46 63 69 126 138 161 207 322 414 483 966 1449 2898 10407113 20814226 31221339 62442678 72849791 93664017 145699582 187328034 218549373 239363599 437098746 478727198 655648119 718090797 1311296238 1436181594 1675545193 2154272391 3351090386 4308544782 5026635579 10053271158 15079906737 30159813474