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200103030 = 23253760091
BaseRepresentation
bin10111110110101…
…01010001110110
3111221112021202100
423323111101312
5402211244110
631504522530
74646563521
oct1373252166
9457467670
10200103030
11a2a53406
1257020446
13325c217a
141c80bbb8
1512879bc0
hexbed5476

200103030 has 48 divisors (see below), whose sum is σ = 534338064. Its totient is φ = 51917760.

The previous prime is 200103019. The next prime is 200103049. The reversal of 200103030 is 30301002.

It is a happy number.

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

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 23 ways as a sum of consecutive naturals, for example, 26716 + ... + 33375.

It is an arithmetic number, because the mean of its divisors is an integer number (11132043).

Almost surely, 2200103030 is an apocalyptic number.

200103030 is an abundant number, since it is smaller than the sum of its proper divisors (334235034).

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

200103030 is a wasteful number, since it uses less digits than its factorization.

200103030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60141 (or 60138 counting only the distinct ones).

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

The square root of 200103030 is about 14145.7778153059. Note that the first 3 decimals coincide. The cubic root of 200103030 is about 584.9039509195.

Adding to 200103030 its reverse (30301002), we get a palindrome (230404032).

The spelling of 200103030 in words is "two hundred million, one hundred three thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 222 333 370 555 666 1110 1665 3330 60091 120182 180273 300455 360546 540819 600910 901365 1081638 1802730 2223367 2704095 4446734 5408190 6670101 11116835 13340202 20010303 22233670 33350505 40020606 66701010 100051515 200103030