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122034742 = 261017371
BaseRepresentation
bin1110100011000…
…01101000110110
322111122000012021
413101201220312
5222220102432
620035343354
73011164264
oct721415066
9274560167
10122034742
1162981565
1234a51b5a
131c38a10b
14122c9434
15aaa8697
hex7461a36

122034742 has 4 divisors (see below), whose sum is σ = 183052116. Its totient is φ = 61017370.

The previous prime is 122034683. The next prime is 122034751. The reversal of 122034742 is 247430221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 247430221 = 832981087.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30508684 + ... + 30508687.

It is an arithmetic number, because the mean of its divisors is an integer number (45763029).

Almost surely, 2122034742 is an apocalyptic number.

122034742 is a deficient number, since it is larger than the sum of its proper divisors (61017374).

122034742 is an equidigital number, since it uses as much as digits as its factorization.

122034742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61017373.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 122034742 is about 11046.9336016833. The cubic root of 122034742 is about 496.0146408920.

Adding to 122034742 its reverse (247430221), we get a palindrome (369464963).

The spelling of 122034742 in words is "one hundred twenty-two million, thirty-four thousand, seven hundred forty-two".

Divisors: 1 2 61017371 122034742