Search a number
-
+
30793153054 = 2192113840503
BaseRepresentation
bin11100101011011010…
…100011101000011110
32221111000202020211011
4130223122203220132
51001031021344204
622051324045434
72140040324266
oct345332435036
987430666734
1030793153054
1112071a28724
125b7469387a
132b997bb631
1416c19107a6
15c0359c304
hex72b6a3a1e

30793153054 has 16 divisors (see below), whose sum is σ = 48851210880. Its totient is φ = 14517097560.

The previous prime is 30793153037. The next prime is 30793153063. The reversal of 30793153054 is 45035139703.

It is a junction number, because it is equal to n+sod(n) for n = 30793152998 and 30793153016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1912234 + ... + 1928269.

It is an arithmetic number, because the mean of its divisors is an integer number (3053200680).

Almost surely, 230793153054 is an apocalyptic number.

30793153054 is a deficient number, since it is larger than the sum of its proper divisors (18058057826).

30793153054 is a wasteful number, since it uses less digits than its factorization.

30793153054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840735.

The product of its (nonzero) digits is 170100, while the sum is 40.

The spelling of 30793153054 in words is "thirty billion, seven hundred ninety-three million, one hundred fifty-three thousand, fifty-four".

Divisors: 1 2 19 38 211 422 4009 8018 3840503 7681006 72969557 145939114 810346133 1620692266 15396576527 30793153054