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122247041 = 773239231
BaseRepresentation
bin1110100100101…
…01011110000001
322112000210102012
413102111132001
5222243401131
620044102305
73013040240
oct722253601
9275023365
10122247041
1163007014
1234b34995
131c432937
1412342957
15aaeb52b
hex7495781

122247041 has 8 divisors (see below), whose sum is σ = 141625344. Its totient is φ = 103347360.

The previous prime is 122247031. The next prime is 122247053. The reversal of 122247041 is 140742221.

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 122247041 - 210 = 122246017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122246998 and 122247016.

It is not an unprimeable number, because it can be changed into a prime (122247031) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 119105 + ... + 120126.

It is an arithmetic number, because the mean of its divisors is an integer number (17703168).

Almost surely, 2122247041 is an apocalyptic number.

It is an amenable number.

122247041 is a deficient number, since it is larger than the sum of its proper divisors (19378303).

122247041 is an equidigital number, since it uses as much as digits as its factorization.

122247041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239311.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 122247041 is about 11056.5383823329. The cubic root of 122247041 is about 496.3021065907.

Adding to 122247041 its reverse (140742221), we get a palindrome (262989262).

The spelling of 122247041 in words is "one hundred twenty-two million, two hundred forty-seven thousand, forty-one".

Divisors: 1 7 73 511 239231 1674617 17463863 122247041