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830525254 = 21346496871
BaseRepresentation
bin110001100000001…
…100111101000110
32010212210001110121
4301200030331012
53200103302004
6214225012154
726403230266
oct6140147506
92125701417
10830525254
1139689aa09
121b218405a
131030acc80
147c4337a6
154cda6854
hex3180cf46

830525254 has 16 divisors (see below), whose sum is σ = 1342101600. Its totient is φ = 383181120.

The previous prime is 830525251. The next prime is 830525257. The reversal of 830525254 is 452525038.

It is an interprime number because it is at equal distance from previous prime (830525251) and next prime (830525257).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830525251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117439 + ... + 124309.

It is an arithmetic number, because the mean of its divisors is an integer number (83881350).

Almost surely, 2830525254 is an apocalyptic number.

830525254 is a deficient number, since it is larger than the sum of its proper divisors (511576346).

830525254 is a wasteful number, since it uses less digits than its factorization.

830525254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11535.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 830525254 is about 28818.8350562614. The cubic root of 830525254 is about 939.9778378659.

The spelling of 830525254 in words is "eight hundred thirty million, five hundred twenty-five thousand, two hundred fifty-four".

Divisors: 1 2 13 26 4649 6871 9298 13742 60437 89323 120874 178646 31943279 63886558 415262627 830525254