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22980331 = 113167391
BaseRepresentation
bin101011110101…
…0011011101011
31121020112002101
41113222123223
521340332311
62140314231
7366221023
oct127523353
947215071
1022980331
1111a76510
127842977
1349b7b3a
1430a2a83
15203dec1
hex15ea6eb

22980331 has 8 divisors (see below), whose sum is σ = 25878528. Its totient is φ = 20217000.

The previous prime is 22980319. The next prime is 22980341. The reversal of 22980331 is 13308922.

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

It is a cyclic number.

It is not a de Polignac number, because 22980331 - 29 = 22979819 is a prime.

It is a super-2 number, since 2×229803312 = 1056191225739122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22980331.

It is not an unprimeable number, because it can be changed into a prime (22980301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33355 + ... + 34036.

It is an arithmetic number, because the mean of its divisors is an integer number (3234816).

Almost surely, 222980331 is an apocalyptic number.

22980331 is a deficient number, since it is larger than the sum of its proper divisors (2898197).

22980331 is a wasteful number, since it uses less digits than its factorization.

22980331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67433.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 22980331 is about 4793.7804497077. The cubic root of 22980331 is about 284.3056081704.

The spelling of 22980331 in words is "twenty-two million, nine hundred eighty thousand, three hundred thirty-one".

Divisors: 1 11 31 341 67391 741301 2089121 22980331