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210130676 = 227172811571
BaseRepresentation
bin11001000011001…
…01011011110100
3112122101202002122
430201211123310
5412243140201
632503455112
75131036610
oct1441453364
9478352078
10210130676
11a8682318
125a457498
13346c34a2
141dc9c340
15136aae1b
hexc8656f4

210130676 has 48 divisors (see below), whose sum is σ = 446850432. Its totient is φ = 84403200.

The previous prime is 210130673. The next prime is 210130721. The reversal of 210130676 is 676031012.

210130676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210130673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132971 + ... + 134541.

It is an arithmetic number, because the mean of its divisors is an integer number (9309384).

Almost surely, 2210130676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210130676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223425216).

210130676 is an abundant number, since it is smaller than the sum of its proper divisors (236719756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210130676 is a wasteful number, since it uses less digits than its factorization.

210130676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 210130676 is about 14495.8847953480. The cubic root of 210130676 is about 594.5154598620.

Adding to 210130676 its reverse (676031012), we get a palindrome (886161688).

The spelling of 210130676 in words is "two hundred ten million, one hundred thirty thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 281 476 562 1124 1571 1967 3142 3934 4777 6284 7868 9554 10997 19108 21994 26707 33439 43988 53414 66878 106828 133756 186949 373898 441451 747796 882902 1765804 3090157 6180314 7504667 12360628 15009334 30018668 52532669 105065338 210130676