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3213002129 is a prime number
BaseRepresentation
bin1011111110000010…
…1000010110010001
322021220211102022212
42333200220112101
523040012032004
61250453441505
7142423032101
oct27740502621
98256742285
103213002129
1113a9724067
12758040295
133c28719bc
14226a11201
1513c11a96e
hexbf828591

3213002129 has 2 divisors, whose sum is σ = 3213002130. Its totient is φ = 3213002128.

The previous prime is 3213002113. The next prime is 3213002137. The reversal of 3213002129 is 9212003123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2374320529 + 838681600 = 48727^2 + 28960^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213002129 - 24 = 3213002113 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 (3213002029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606501064 + 1606501065.

It is an arithmetic number, because the mean of its divisors is an integer number (1606501065).

Almost surely, 23213002129 is an apocalyptic number.

It is an amenable number.

3213002129 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213002129 is an equidigital number, since it uses as much as digits as its factorization.

3213002129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 3213002129 is about 56683.3496628419. The cubic root of 3213002129 is about 1475.6057462597.

The spelling of 3213002129 in words is "three billion, two hundred thirteen million, two thousand, one hundred twenty-nine".