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830023695 = 32579723143
BaseRepresentation
bin110001011110010…
…010100000001111
32010211211120110100
4301132102200033
53144441224240
6214210142143
726366041104
oct6136224017
92124746410
10830023695
113965880a6
121b1b81953
13102c658a7
147c342aab
154cd07e30
hex3179280f

830023695 has 24 divisors (see below), whose sum is σ = 1440575136. Its totient is φ = 442104768.

The previous prime is 830023673. The next prime is 830023697. The reversal of 830023695 is 596320038.

It is not a de Polignac number, because 830023695 - 26 = 830023631 is a prime.

It is a super-2 number, since 2×8300236952 = 1377878668522906050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830023697) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24294 + ... + 47436.

It is an arithmetic number, because the mean of its divisors is an integer number (60023964).

Almost surely, 2830023695 is an apocalyptic number.

830023695 is a deficient number, since it is larger than the sum of its proper divisors (610551441).

830023695 is a wasteful number, since it uses less digits than its factorization.

830023695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23951 (or 23948 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 830023695 is about 28810.1318115693. The cubic root of 830023695 is about 939.7885804136.

The spelling of 830023695 in words is "eight hundred thirty million, twenty-three thousand, six hundred ninety-five".

Divisors: 1 3 5 9 15 45 797 2391 3985 7173 11955 23143 35865 69429 115715 208287 347145 1041435 18444971 55334913 92224855 166004739 276674565 830023695