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830041851 = 3535220389
BaseRepresentation
bin110001011110010…
…110111011111011
32010211212111100210
4301132112323323
53144442314401
6214210402203
726366145042
oct6136267373
92124774323
10830041851
1139659a801
121b1b90363
13102c70c32
147c349559
154cd0d4d6
hex31796efb

830041851 has 8 divisors (see below), whose sum is σ = 1127604240. Its totient is φ = 542920352.

The previous prime is 830041819. The next prime is 830041853. The reversal of 830041851 is 158140038.

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

It is a cyclic number.

It is not a de Polignac number, because 830041851 - 25 = 830041819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (830041853) 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, 2610036 + ... + 2610353.

It is an arithmetic number, because the mean of its divisors is an integer number (140950530).

Almost surely, 2830041851 is an apocalyptic number.

830041851 is a deficient number, since it is larger than the sum of its proper divisors (297562389).

830041851 is a wasteful number, since it uses less digits than its factorization.

830041851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220445.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 830041851 is about 28810.4469073286. The cubic root of 830041851 is about 939.7954326987.

Adding to 830041851 its reverse (158140038), we get a palindrome (988181889).

The spelling of 830041851 in words is "eight hundred thirty million, forty-one thousand, eight hundred fifty-one".

Divisors: 1 3 53 159 5220389 15661167 276680617 830041851