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30984691083 = 314597078979
BaseRepresentation
bin11100110110110101…
…001101110110001011
32221222101011101121020
4130312311031312023
51001424040103313
622122325243523
72144554346223
oct346665156613
987871141536
1030984691083
1112160061015
1260088635a3
132bca3a2148
1416dd12d083
15c152d4323
hex736d4dd8b

30984691083 has 8 divisors (see below), whose sum is σ = 41341243200. Its totient is φ = 20642299848.

The previous prime is 30984691081. The next prime is 30984691091. The reversal of 30984691083 is 38019648903.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30984691083 - 21 = 30984691081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30984691081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3535113 + ... + 3543866.

It is an arithmetic number, because the mean of its divisors is an integer number (5167655400).

Almost surely, 230984691083 is an apocalyptic number.

30984691083 is a deficient number, since it is larger than the sum of its proper divisors (10356552117).

30984691083 is a wasteful number, since it uses less digits than its factorization.

30984691083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7080441.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 30984691083 in words is "thirty billion, nine hundred eighty-four million, six hundred ninety-one thousand, eighty-three".

Divisors: 1 3 1459 4377 7078979 21236937 10328230361 30984691083