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22001030 = 252200103
BaseRepresentation
bin101001111101…
…1010110000110
31112101202201222
41103323112012
521113013110
62103320342
7355001642
oct123732606
945352658
1022001030
1111467777
1274500b2
13473417c
142cc9c22
151de8c55
hex14fb586

22001030 has 8 divisors (see below), whose sum is σ = 39601872. Its totient is φ = 8800408.

The previous prime is 22000963. The next prime is 22001033. The reversal of 22001030 is 3010022.

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

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 22000999 and 22001017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100042 + ... + 1100061.

It is an arithmetic number, because the mean of its divisors is an integer number (4950234).

Almost surely, 222001030 is an apocalyptic number.

22001030 is a deficient number, since it is larger than the sum of its proper divisors (17600842).

22001030 is a wasteful number, since it uses less digits than its factorization.

22001030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200110.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 22001030 is about 4690.5255569072. The cubic root of 22001030 is about 280.2083058769.

Adding to 22001030 its reverse (3010022), we get a palindrome (25011052).

The spelling of 22001030 in words is "twenty-two million, one thousand, thirty".

Divisors: 1 2 5 10 2200103 4400206 11000515 22001030