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834297130 = 25112973897
BaseRepresentation
bin110001101110100…
…101110100101010
32011010212200111201
4301232211310222
53202040002010
6214441514414
726450260102
oct6156456452
92133780451
10834297130
11398a36867
121b34a2a0a
13103b00a54
147cb36202
154d39e23a
hex31ba5d2a

834297130 has 16 divisors (see below), whose sum is σ = 1503085320. Its totient is φ = 333418752.

The previous prime is 834297109. The next prime is 834297133. The reversal of 834297130 is 31792438.

It can be written as a sum of positive squares in 4 ways, for example, as 568965609 + 265331521 = 23853^2 + 16289^2 .

It is a super-2 number, since 2×8342971302 = 1392103402252473800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 834297130.

It is not an unprimeable number, because it can be changed into a prime (834297133) 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, 25659 + ... + 48238.

Almost surely, 2834297130 is an apocalyptic number.

834297130 is a deficient number, since it is larger than the sum of its proper divisors (668788190).

834297130 is a wasteful number, since it uses less digits than its factorization.

834297130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75033.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 834297130 is about 28884.2020834919. The cubic root of 834297130 is about 941.3986760648.

The spelling of 834297130 in words is "eight hundred thirty-four million, two hundred ninety-seven thousand, one hundred thirty".

Divisors: 1 2 5 10 1129 2258 5645 11290 73897 147794 369485 738970 83429713 166859426 417148565 834297130