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122423023 = 1910959113
BaseRepresentation
bin1110100110000…
…00011011101111
322112100201211001
413103000123233
5222320014043
620051541131
73014402302
oct723003357
9275321731
10122423023
1163117258
1234bba7a7
131c494a78
141238ab39
15ab3374d
hex74c06ef

122423023 has 8 divisors (see below), whose sum is σ = 130050800. Its totient is φ = 114913728.

The previous prime is 122422987. The next prime is 122423033. The reversal of 122423023 is 320324221.

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 122423023 - 29 = 122422511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122423033) 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, 27486 + ... + 31627.

It is an arithmetic number, because the mean of its divisors is an integer number (16256350).

Almost surely, 2122423023 is an apocalyptic number.

122423023 is a deficient number, since it is larger than the sum of its proper divisors (7627777).

122423023 is a wasteful number, since it uses less digits than its factorization.

122423023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59241.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 122423023 is about 11064.4937977297. The cubic root of 122423023 is about 496.5401446912.

Adding to 122423023 its reverse (320324221), we get a palindrome (442747244).

The spelling of 122423023 in words is "one hundred twenty-two million, four hundred twenty-three thousand, twenty-three".

Divisors: 1 19 109 2071 59113 1123147 6443317 122423023