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30382679798 = 261751331609
BaseRepresentation
bin11100010010111100…
…101110011011110110
32220102102101001100222
4130102330232123312
5444210431223143
621542502134342
72123624342252
oct342274563366
986372331328
1030382679798
111198125a029
125a7b1213b2
132b32750c53
1416831c1262
15bcc51a768
hex712f2e6f6

30382679798 has 16 divisors (see below), whose sum is σ = 46382953920. Its totient is φ = 14922360000.

The previous prime is 30382679779. The next prime is 30382679801. The reversal of 30382679798 is 89797628303.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 30382679798.

It is a congruent number.

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, 74183 + ... + 257426.

It is an arithmetic number, because the mean of its divisors is an integer number (2898934620).

Almost surely, 230382679798 is an apocalyptic number.

30382679798 is a deficient number, since it is larger than the sum of its proper divisors (16000274122).

30382679798 is a wasteful number, since it uses less digits than its factorization.

30382679798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332423.

The product of its (nonzero) digits is 27433728, while the sum is 62.

The spelling of 30382679798 in words is "thirty billion, three hundred eighty-two million, six hundred seventy-nine thousand, seven hundred ninety-eight".

Divisors: 1 2 61 122 751 1502 45811 91622 331609 663218 20228149 40456298 249038359 498076718 15191339899 30382679798