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830212358 = 21073899973
BaseRepresentation
bin110001011111000…
…000100100000110
32010212012011020212
4301133000210012
53200013243413
6214214155422
726400455123
oct6137004406
92125164225
10830212358
113966a6918
121b2052b72
13103000721
147c39174a
154cd43ca8
hex317c0906

830212358 has 16 divisors (see below), whose sum is σ = 1260314640. Its totient is φ = 410128416.

The previous prime is 830212351. The next prime is 830212387. The reversal of 830212358 is 853212038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830212351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78260 + ... + 88232.

It is an arithmetic number, because the mean of its divisors is an integer number (78769665).

Almost surely, 2830212358 is an apocalyptic number.

830212358 is a deficient number, since it is larger than the sum of its proper divisors (430102282).

830212358 is a wasteful number, since it uses less digits than its factorization.

830212358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10471.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 830212358 is about 28813.4058729613. The cubic root of 830212358 is about 939.8597791445.

The spelling of 830212358 in words is "eight hundred thirty million, two hundred twelve thousand, three hundred fifty-eight".

Divisors: 1 2 107 214 389 778 9973 19946 41623 83246 1067111 2134222 3879497 7758994 415106179 830212358