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210013100 = 225211190921
BaseRepresentation
bin11001000010010…
…00101110101100
3112122011202210222
430201020232230
5412230404400
632501150512
75130040043
oct1441105654
9478152728
10210013100
11a8601a50
125a3bb438
1334681b0b
141dc6b55a
1513686185
hexc848bac

210013100 has 36 divisors (see below), whose sum is σ = 497160888. Its totient is φ = 76368000.

The previous prime is 210013093. The next prime is 210013103. The reversal of 210013100 is 1310012.

It is a super-2 number, since 2×2100131002 = 88211004343220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210013103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94361 + ... + 96560.

Almost surely, 2210013100 is an apocalyptic number.

210013100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210013100 is an abundant number, since it is smaller than the sum of its proper divisors (287147788).

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

210013100 is a wasteful number, since it uses less digits than its factorization.

210013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190946 (or 190939 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 210013100 is about 14491.8287320821. The cubic root of 210013100 is about 594.4045546031.

Adding to 210013100 its reverse (1310012), we get a palindrome (211323112).

The spelling of 210013100 in words is "two hundred ten million, thirteen thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 190921 381842 763684 954605 1909210 2100131 3818420 4200262 4773025 8400524 9546050 10500655 19092100 21001310 42002620 52503275 105006550 210013100