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70799793398821 is a prime number
BaseRepresentation
bin10000000110010001011100…
…100010010010010000100101
3100021200101122100000002020201
4100012101130202102100211
533234440434102230241
6410324550455430501
720625054611245204
oct2006213442222045
9307611570002221
1070799793398821
1120617029699343
127b35583685431
133067512c27556
14136aa2a5ab23b
1582b9e9ac7931
hex40645c892425

70799793398821 has 2 divisors, whose sum is σ = 70799793398822. Its totient is φ = 70799793398820.

The previous prime is 70799793398773. The next prime is 70799793398849. The reversal of 70799793398821 is 12889339799707.

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., 50724465096321 + 20075328302500 = 7122111^2 + 4480550^2 .

It is a cyclic number.

It is not a de Polignac number, because 70799793398821 - 233 = 70791203464229 is a prime.

It is a super-2 number, since 2×707997933988212 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70799791398821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35399896699410 + 35399896699411.

It is an arithmetic number, because the mean of its divisors is an integer number (35399896699411).

Almost surely, 270799793398821 is an apocalyptic number.

It is an amenable number.

70799793398821 is a deficient number, since it is larger than the sum of its proper divisors (1).

70799793398821 is an equidigital number, since it uses as much as digits as its factorization.

70799793398821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592487296, while the sum is 82.

The spelling of 70799793398821 in words is "seventy trillion, seven hundred ninety-nine billion, seven hundred ninety-three million, three hundred ninety-eight thousand, eight hundred twenty-one".