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20030113102 = 212778858713
BaseRepresentation
bin10010101001111000…
…110100010101001110
31220200221012011122211
4102221320310111032
5312010202104402
613111322501034
71306236103126
oct225170642516
956627164584
1020030113102
11854952748a
123a7006477a
131b729bc23c
14d802c3c86
157c37184d7
hex4a9e3454e

20030113102 has 8 divisors (see below), whose sum is σ = 30281746176. Its totient is φ = 9936197712.

The previous prime is 20030113079. The next prime is 20030113121. The reversal of 20030113102 is 20131103002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39429103 + ... + 39429610.

It is an arithmetic number, because the mean of its divisors is an integer number (3785218272).

Almost surely, 220030113102 is an apocalyptic number.

20030113102 is a deficient number, since it is larger than the sum of its proper divisors (10251633074).

20030113102 is a wasteful number, since it uses less digits than its factorization.

20030113102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78858842.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20030113102 its reverse (20131103002), we get a palindrome (40161216104).

The spelling of 20030113102 in words is "twenty billion, thirty million, one hundred thirteen thousand, one hundred two".

Divisors: 1 2 127 254 78858713 157717426 10015056551 20030113102