Search a number
-
+
122000029 is a prime number
BaseRepresentation
bin1110100010110…
…01001010011101
322111120020120121
413101121022131
5222213000104
620034514541
73010661134
oct721311235
9274506517
10122000029
1162958478
1234a35a51
131c377388
14122ba91b
15aa9d254
hex745929d

122000029 has 2 divisors, whose sum is σ = 122000030. Its totient is φ = 122000028.

The previous prime is 122000003. The next prime is 122000033. The reversal of 122000029 is 920000221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79619929 + 42380100 = 8923^2 + 6510^2 .

It is a cyclic number.

It is not a de Polignac number, because 122000029 - 29 = 121999517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121999976 and 122000021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122000069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000014 + 61000015.

It is an arithmetic number, because the mean of its divisors is an integer number (61000015).

Almost surely, 2122000029 is an apocalyptic number.

It is an amenable number.

122000029 is a deficient number, since it is larger than the sum of its proper divisors (1).

122000029 is an equidigital number, since it uses as much as digits as its factorization.

122000029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 122000029 is about 11045.3623299555. The cubic root of 122000029 is about 495.9676056822.

The spelling of 122000029 in words is "one hundred twenty-two million, twenty-nine", and thus it is an aban number.