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122310423142 = 2292108800399
BaseRepresentation
bin111000111101001000…
…1001111001001100110
3102200201000122021012221
41301322101033021212
54000442432020032
6132104424502554
711556652304635
oct1617221171146
9380630567187
10122310423142
1147965055236
121b85561aa5a
13b6c2a6b85b
145cc412951c
1532acc35597
hex1c7a44f266

122310423142 has 8 divisors (see below), whose sum is σ = 189792036000. Its totient is φ = 59046411144.

The previous prime is 122310423077. The next prime is 122310423143. The reversal of 122310423142 is 241324013221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122310423143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1054400142 + ... + 1054400257.

It is an arithmetic number, because the mean of its divisors is an integer number (23724004500).

Almost surely, 2122310423142 is an apocalyptic number.

122310423142 is a deficient number, since it is larger than the sum of its proper divisors (67481612858).

122310423142 is a wasteful number, since it uses less digits than its factorization.

122310423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108800430.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 122310423142 its reverse (241324013221), we get a palindrome (363634436363).

The spelling of 122310423142 in words is "one hundred twenty-two billion, three hundred ten million, four hundred twenty-three thousand, one hundred forty-two".

Divisors: 1 2 29 58 2108800399 4217600798 61155211571 122310423142