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130000862 = 2139467629
BaseRepresentation
bin1111011111110…
…10011111011110
3100001121201122202
413233322133132
5231240011422
620522211502
73135663155
oct757723736
9301551582
10130000862
1167422632
1237653b92
1320c18cb4
14133a059c
15b62db92
hex7bfa7de

130000862 has 8 divisors (see below), whose sum is σ = 196404600. Its totient is φ = 64532664.

The previous prime is 130000847. The next prime is 130000909. The reversal of 130000862 is 268000031.

130000862 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233537 + ... + 234092.

It is an arithmetic number, because the mean of its divisors is an integer number (24550575).

Almost surely, 2130000862 is an apocalyptic number.

130000862 is a deficient number, since it is larger than the sum of its proper divisors (66403738).

130000862 is a wasteful number, since it uses less digits than its factorization.

130000862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467770.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 130000862 is about 11401.7920521293. The cubic root of 130000862 is about 506.5808215786.

Adding to 130000862 its reverse (268000031), we get a palindrome (398000893).

The spelling of 130000862 in words is "one hundred thirty million, eight hundred sixty-two", and thus it is an aban number.

Divisors: 1 2 139 278 467629 935258 65000431 130000862