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30761680310 = 2529310498867
BaseRepresentation
bin11100101001100010…
…011111110110110110
32221101211112021022222
4130221202133312312
51000444442232220
622044241322342
72136205653104
oct345142376666
987354467288
1030761680310
1112056191799
125b660363b2
132b9311c1ca
1416bb67ac74
15c00931e25
hex72989fdb6

30761680310 has 16 divisors (see below), whose sum is σ = 55560009456. Its totient is φ = 12262675488.

The previous prime is 30761680289. The next prime is 30761680321. The reversal of 30761680310 is 1308616703.

It is a super-3 number, since 3×307616803103 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 5246504 + ... + 5252363.

It is an arithmetic number, because the mean of its divisors is an integer number (3472500591).

Almost surely, 230761680310 is an apocalyptic number.

30761680310 is a deficient number, since it is larger than the sum of its proper divisors (24798329146).

30761680310 is a wasteful number, since it uses less digits than its factorization.

30761680310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10499167.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 30761680310 in words is "thirty billion, seven hundred sixty-one million, six hundred eighty thousand, three hundred ten".

Divisors: 1 2 5 10 293 586 1465 2930 10498867 20997734 52494335 104988670 3076168031 6152336062 15380840155 30761680310