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122026073 = 139386621
BaseRepresentation
bin1110100010111…
…11100001011001
322111121120022012
413101133201121
5222214313243
620035235305
73011130101
oct721374131
9274546265
10122026073
1162975aa4
1234a48b35
131c3861a0
14122c6201
15aaa5d18
hex745f859

122026073 has 4 divisors (see below), whose sum is σ = 131412708. Its totient is φ = 112639440.

The previous prime is 122026043. The next prime is 122026081. The reversal of 122026073 is 370620221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79619929 + 42406144 = 8923^2 + 6512^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122026073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122026043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4693298 + ... + 4693323.

It is an arithmetic number, because the mean of its divisors is an integer number (32853177).

Almost surely, 2122026073 is an apocalyptic number.

122026073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

122026073 is a deficient number, since it is larger than the sum of its proper divisors (9386635).

122026073 is an equidigital number, since it uses as much as digits as its factorization.

122026073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386634.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 122026073 is about 11046.5412233875. The cubic root of 122026073 is about 496.0028954587.

Adding to 122026073 its reverse (370620221), we get a palindrome (492646294).

The spelling of 122026073 in words is "one hundred twenty-two million, twenty-six thousand, seventy-three".

Divisors: 1 13 9386621 122026073