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23001242 = 21123131347
BaseRepresentation
bin101011110111…
…1100010011010
31121021120202212
41113233202122
521342014432
62140555122
7366336005
oct127574232
947246685
1023001242
1111a901a0
127852aa2
1349c4504
1430aa53c
1520452b2
hex15ef89a

23001242 has 32 divisors (see below), whose sum is σ = 39688704. Its totient is φ = 9895600.

The previous prime is 23001241. The next prime is 23001257. The reversal of 23001242 is 24210032.

It is not an unprimeable number, because it can be changed into a prime (23001241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66113 + ... + 66459.

It is an arithmetic number, because the mean of its divisors is an integer number (1240272).

Almost surely, 223001242 is an apocalyptic number.

23001242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23001242 is a deficient number, since it is larger than the sum of its proper divisors (16687462).

23001242 is a wasteful number, since it uses less digits than its factorization.

23001242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23001242 is about 4795.9610090158. The cubic root of 23001242 is about 284.3918168536.

Adding to 23001242 its reverse (24210032), we get a palindrome (47211274).

The spelling of 23001242 in words is "twenty-three million, one thousand, two hundred forty-two".

Divisors: 1 2 11 22 23 46 131 253 262 347 506 694 1441 2882 3013 3817 6026 7634 7981 15962 33143 45457 66286 87791 90914 175582 500027 1000054 1045511 2091022 11500621 23001242