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100230003100 = 22521002300031
BaseRepresentation
bin101110101011000101…
…1000111100110011100
3100120201012102201012001
41131112023013212130
53120232340044400
6114013420452044
710145535653323
oct1352613074634
9316635381161
10100230003100
1139564250907
12175129aa024
1395b4370256
144bcb8130ba
15291951da6a
hex17562c799c

100230003100 has 18 divisors (see below), whose sum is σ = 217499106944. Its totient is φ = 40092001200.

The previous prime is 100230003073. The next prime is 100230003127. The reversal of 100230003100 is 1300032001.

It is an interprime number because it is at equal distance from previous prime (100230003073) and next prime (100230003127).

It is a super-2 number, since 2×1002300031002 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 501149916 + ... + 501150115.

Almost surely, 2100230003100 is an apocalyptic number.

100230003100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100230003100 is an abundant number, since it is smaller than the sum of its proper divisors (117269103844).

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

100230003100 is a wasteful number, since it uses less digits than its factorization.

100230003100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002300045 (or 1002300038 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 100230003100 its reverse (1300032001), we get a palindrome (101530035101).

The spelling of 100230003100 in words is "one hundred billion, two hundred thirty million, three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1002300031 2004600062 4009200124 5011500155 10023000310 20046000620 25057500775 50115001550 100230003100