Search a number
-
+
30676590938 = 2716971291211
BaseRepresentation
bin11100100100011101…
…111010000101011010
32221011220102021122202
4130210131322011122
51000311201402223
622032001450202
72134123502120
oct344435720532
987156367582
1030676590938
11120121548a4
125b41640962
132b7b5c9476
1416b024b910
15be8225428
hex72477a15a

30676590938 has 16 divisors (see below), whose sum is σ = 52619471424. Its totient is φ = 13139352960.

The previous prime is 30676590911. The next prime is 30676590947. The reversal of 30676590938 is 83909567603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621848 + ... + 669363.

It is an arithmetic number, because the mean of its divisors is an integer number (3288716964).

Almost surely, 230676590938 is an apocalyptic number.

30676590938 is a deficient number, since it is larger than the sum of its proper divisors (21942880486).

30676590938 is a wasteful number, since it uses less digits than its factorization.

30676590938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292917.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 30676590938 in words is "thirty billion, six hundred seventy-six million, five hundred ninety thousand, nine hundred thirty-eight".

Divisors: 1 2 7 14 1697 3394 11879 23758 1291211 2582422 9038477 18076954 2191185067 4382370134 15338295469 30676590938