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830234415 = 3555348961
BaseRepresentation
bin110001011111000…
…101111100101111
32010212020021111210
4301133011330233
53200020000130
6214214445503
726400606333
oct6137057457
92125207453
10830234415
1139671144a
121b2063893
1310300a78a
147c3997c3
154cd4a5b0
hex317c5f2f

830234415 has 8 divisors (see below), whose sum is σ = 1328375088. Its totient is φ = 442791680.

The previous prime is 830234413. The next prime is 830234429. The reversal of 830234415 is 514432038.

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

It is not a de Polignac number, because 830234415 - 21 = 830234413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830234413) 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, 27674466 + ... + 27674495.

It is an arithmetic number, because the mean of its divisors is an integer number (166046886).

Almost surely, 2830234415 is an apocalyptic number.

830234415 is a deficient number, since it is larger than the sum of its proper divisors (498140673).

830234415 is a wasteful number, since it uses less digits than its factorization.

830234415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55348969.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 830234415 is about 28813.7886262810. The cubic root of 830234415 is about 939.8681024381.

The spelling of 830234415 in words is "eight hundred thirty million, two hundred thirty-four thousand, four hundred fifteen".

Divisors: 1 3 5 15 55348961 166046883 276744805 830234415