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30719441708 = 2234183224669
BaseRepresentation
bin11100100111000001…
…010111101100101100
32221021220001022212022
4130213001113230230
51000403134113313
622040132125312
72135153642354
oct344701275454
987256038768
1030719441708
111203436225a
125b53a66838
132b87450757
1416b5c03b64
15bebd8bc08
hex727057b2c

30719441708 has 12 divisors (see below), whose sum is σ = 53760834960. Its totient is φ = 15359203152.

The previous prime is 30719441707. The next prime is 30719441719. The reversal of 30719441708 is 80714491703.

It is not an unprimeable number, because it can be changed into a prime (30719441707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24398 + ... + 249066.

It is an arithmetic number, because the mean of its divisors is an integer number (4480069580).

Almost surely, 230719441708 is an apocalyptic number.

It is an amenable number.

30719441708 is a deficient number, since it is larger than the sum of its proper divisors (23041393252).

30719441708 is a wasteful number, since it uses less digits than its factorization.

30719441708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258856 (or 258854 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 30719441708 in words is "thirty billion, seven hundred nineteen million, four hundred forty-one thousand, seven hundred eight".

Divisors: 1 2 4 34183 68366 136732 224669 449338 898676 7679860427 15359720854 30719441708