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830461084342 = 2967942900149
BaseRepresentation
bin11000001010110110101…
…01101000001010110110
32221101120021001011011121
430011123111220022312
5102101241014144332
61433301503054154
7113666412514051
oct14053325501266
92841507034147
10830461084342
112a02186a526a
12114b478a135a
1360409a1c736
142c2a1b15a98
1516907648797
hexc15b5682b6

830461084342 has 8 divisors (see below), whose sum is σ = 1245820356000. Its totient is φ = 415187632344.

The previous prime is 830461084333. The next prime is 830461084373. The reversal of 830461084342 is 243480164038.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8304610843422 (a number of 25 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 21430717 + ... + 21469432.

It is an arithmetic number, because the mean of its divisors is an integer number (155727544500).

Almost surely, 2830461084342 is an apocalyptic number.

830461084342 is a deficient number, since it is larger than the sum of its proper divisors (415359271658).

830461084342 is a wasteful number, since it uses less digits than its factorization.

830461084342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42909830.

The product of its (nonzero) digits is 442368, while the sum is 43.

The spelling of 830461084342 in words is "eight hundred thirty billion, four hundred sixty-one million, eighty-four thousand, three hundred forty-two".

Divisors: 1 2 9679 19358 42900149 85800298 415230542171 830461084342