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22023002 = 211011501
BaseRepresentation
bin101010000000…
…0101101011010
31112102212212202
41110000231122
521114214002
62104010202
7355123001
oct124005532
945385782
1022023002
1111482231
127460962
134741181
142cd3c38
151e00502
hex1500b5a

22023002 has 4 divisors (see below), whose sum is σ = 33034506. Its totient is φ = 11011500.

The previous prime is 22022999. The next prime is 22023019. The reversal of 22023002 is 20032022.

Adding to 22023002 its reverse (20032022), we get a palindrome (42055024).

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21520321 + 502681 = 4639^2 + 709^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505749 + ... + 5505752.

Almost surely, 222023002 is an apocalyptic number.

22023002 is a deficient number, since it is larger than the sum of its proper divisors (11011504).

22023002 is a wasteful number, since it uses less digits than its factorization.

22023002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11011503.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 22023002 is about 4692.8671406721. The cubic root of 22023002 is about 280.3015543671.

The spelling of 22023002 in words is "twenty-two million, twenty-three thousand, two".

Divisors: 1 2 11011501 22023002