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30198540734 = 241377997453
BaseRepresentation
bin11100000111111110…
…010010100110111110
32212221120212211001122
4130013332102212332
5443321311300414
621512323310542
72116230234545
oct340776224676
985846784048
1030198540734
111189731a68a
125a2951b452
132b0355b11b
14166696b15c
15bbb295b8e
hex707f929be

30198540734 has 16 divisors (see below), whose sum is σ = 46415391120. Its totient is φ = 14726946240.

The previous prime is 30198540731. The next prime is 30198540761. The reversal of 30198540734 is 43704589103.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30198540731) 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, 261152 + ... + 358604.

It is an arithmetic number, because the mean of its divisors is an integer number (2900961945).

Almost surely, 230198540734 is an apocalyptic number.

30198540734 is a deficient number, since it is larger than the sum of its proper divisors (16216850386).

30198540734 is a wasteful number, since it uses less digits than its factorization.

30198540734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101275.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 30198540734 in words is "thirty billion, one hundred ninety-eight million, five hundred forty thousand, seven hundred thirty-four".

Divisors: 1 2 41 82 3779 7558 97453 154939 194906 309878 3995573 7991146 368274887 736549774 15099270367 30198540734