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100230030 = 23251113667
BaseRepresentation
bin1011111100101…
…10001110001110
320222121012202100
411332112032032
5201124330110
613540135530
72324640555
oct576261616
9228535670
10100230030
115163933a
12296975a6
13179c4414
14d450d9c
158becbc0
hex5f9638e

100230030 has 24 divisors (see below), whose sum is σ = 260598312. Its totient is φ = 26727984.

The previous prime is 100230029. The next prime is 100230041. The reversal of 100230030 is 30032001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100229994 and 100230021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556744 + ... + 556923.

It is an arithmetic number, because the mean of its divisors is an integer number (10858263).

Almost surely, 2100230030 is an apocalyptic number.

100230030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100230030 is an abundant number, since it is smaller than the sum of its proper divisors (160368282).

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

100230030 is a wasteful number, since it uses less digits than its factorization.

100230030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113680 (or 1113677 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 100230030 is about 10011.4948933713. The cubic root of 100230030 is about 464.5145123758.

Adding to 100230030 its reverse (30032001), we get a palindrome (130262031).

The spelling of 100230030 in words is "one hundred million, two hundred thirty thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1113667 2227334 3341001 5568335 6682002 10023003 11136670 16705005 20046006 33410010 50115015 100230030