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29154879041 is a prime number
BaseRepresentation
bin11011001001110001…
…000010011001000001
32210020212001022100212
4123021301002121001
5434202122112131
621221002123505
72051325245231
oct331161023101
983225038325
1029154879041
1111401195162
125797ab0595
132998274822
1415a80d5cc1
15b5983ca2b
hex6c9c42641

29154879041 has 2 divisors, whose sum is σ = 29154879042. Its totient is φ = 29154879040.

The previous prime is 29154879037. The next prime is 29154879059. The reversal of 29154879041 is 14097845192.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22162574641 + 6992304400 = 148871^2 + 83620^2 .

It is a cyclic number.

It is not a de Polignac number, because 29154879041 - 22 = 29154879037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (29154819041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14577439520 + 14577439521.

It is an arithmetic number, because the mean of its divisors is an integer number (14577439521).

Almost surely, 229154879041 is an apocalyptic number.

It is an amenable number.

29154879041 is a deficient number, since it is larger than the sum of its proper divisors (1).

29154879041 is an equidigital number, since it uses as much as digits as its factorization.

29154879041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 29154879041 in words is "twenty-nine billion, one hundred fifty-four million, eight hundred seventy-nine thousand, forty-one".