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2897657923723 is a prime number
BaseRepresentation
bin101010001010101001110…
…111110000100010001011
3101021000100202121010112121
4222022221313300202023
5334433400412024343
610055055441352111
7416230443650623
oct52125167604213
911230322533477
102897657923723
11a179873a1052
123a9703938637
1318032ba35714
14a0366bb3883
1550594ac5aed
hex2a2a9df088b

2897657923723 has 2 divisors, whose sum is σ = 2897657923724. Its totient is φ = 2897657923722.

The previous prime is 2897657923681. The next prime is 2897657923729. The reversal of 2897657923723 is 3273297567982.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2897657923723 - 29 = 2897657923211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2897657923729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1448828961861 + 1448828961862.

It is an arithmetic number, because the mean of its divisors is an integer number (1448828961862).

Almost surely, 22897657923723 is an apocalyptic number.

2897657923723 is a deficient number, since it is larger than the sum of its proper divisors (1).

2897657923723 is an equidigital number, since it uses as much as digits as its factorization.

2897657923723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480090240, while the sum is 70.

The spelling of 2897657923723 in words is "two trillion, eight hundred ninety-seven billion, six hundred fifty-seven million, nine hundred twenty-three thousand, seven hundred twenty-three".