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70230300100 = 2252265012
BaseRepresentation
bin100000101101000001…
…1010101010111000100
320201021110200220012221
41001122003111113010
52122312424100400
652132515022124
75034241462342
oct1013203252704
9221243626187
1070230300100
112786a19aa34
121173bb9a944
1368130803bc
143583444992
151c60952c1a
hex105a0d55c4

70230300100 has 27 divisors (see below), whose sum is σ = 152405502151. Its totient is φ = 28091060000.

The previous prime is 70230300083. The next prime is 70230300157. The reversal of 70230300100 is 100303207.

The square root of 70230300100 is 265010.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 6144364996 + 64085935104 = 78386^2 + 253152^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2636850 + ... + 2663350.

Almost surely, 270230300100 is an apocalyptic number.

70230300100 is the 265010-th square number.

It is an amenable number.

70230300100 is an abundant number, since it is smaller than the sum of its proper divisors (82175202051).

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

70230300100 is an frugal number, since it uses more digits than its factorization.

70230300100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53016 (or 26508 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 16.

Multiplying 70230300100 by its sum of digits (16), we get a square (1123684801600 = 10600402).

Adding to 70230300100 its reverse (100303207), we get a palindrome (70330603307).

The spelling of 70230300100 in words is "seventy billion, two hundred thirty million, three hundred thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 26501 53002 106004 132505 265010 530020 662525 1325050 2650100 702303001 1404606002 2809212004 3511515005 7023030010 14046060020 17557575025 35115150050 70230300100