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830510145070 = 25139597489313
BaseRepresentation
bin11000001010111100100…
…00110001111000101110
32221101200200100200211121
430011132100301320232
5102101341044120240
61433310414411154
7114000546520204
oct14053620617056
92841620320747
10830510145070
112a0243364321
12114b60200aba
1360416c39458
142c2a8447074
151690bada04a
hexc15e431e2e

830510145070 has 16 divisors (see below), whose sum is σ = 1505673071280. Its totient is φ = 329814100224.

The previous prime is 830510145037. The next prime is 830510145079. The reversal of 830510145070 is 70541015038.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830510145079) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 298743267 + ... + 298746046.

It is an arithmetic number, because the mean of its divisors is an integer number (94104566955).

Almost surely, 2830510145070 is an apocalyptic number.

830510145070 is a deficient number, since it is larger than the sum of its proper divisors (675162926210).

830510145070 is a wasteful number, since it uses less digits than its factorization.

830510145070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597489459.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 830510145070 in words is "eight hundred thirty billion, five hundred ten million, one hundred forty-five thousand, seventy".

Divisors: 1 2 5 10 139 278 695 1390 597489313 1194978626 2987446565 5974893130 83051014507 166102029014 415255072535 830510145070