Cookie Consent by FreePrivacyPolicy.com
Search a number
-
+
210030001000 = 2353523401587
BaseRepresentation
bin1100001110011011000…
…0110111101101101000
3202002010100111112020221
43003212300313231220
511420120140013000
6240253023455424
721113511360301
oct3034660675550
9662110445227
10210030001000
1181089507426
1234856757574
1316a622b1c01
14a2462137a8
1556e3cab61a
hex30e6c37b68

210030001000 has 64 divisors (see below), whose sum is σ = 492411142080. Its totient is φ = 83851156800.

The previous prime is 210030000959. The next prime is 210030001067. The reversal of 210030001000 is 100030012.

It is a super-2 number, since 2×2100300010002 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322207 + ... + 723793.

It is an arithmetic number, because the mean of its divisors is an integer number (7693924095).

Almost surely, 2210030001000 is an apocalyptic number.

210030001000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210030001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246205571040).

210030001000 is an abundant number, since it is smaller than the sum of its proper divisors (282381141080).

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

210030001000 is a wasteful number, since it uses less digits than its factorization.

210030001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402131 (or 402117 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

Adding to 210030001000 its reverse (100030012), we get a palindrome (210130031012).

The spelling of 210030001000 in words is "two hundred ten billion, thirty million, one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 523 1000 1046 2092 2615 4184 5230 10460 13075 20920 26150 52300 65375 104600 130750 261500 401587 523000 803174 1606348 2007935 3212696 4015870 8031740 10039675 16063480 20079350 40158700 50198375 80317400 100396750 200793500 210030001 401587000 420060002 840120004 1050150005 1680240008 2100300010 4200600020 5250750025 8401200040 10501500050 21003000100 26253750125 42006000200 52507500250 105015000500 210030001000