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6066061989 = 3133119325997
BaseRepresentation
bin1011010011001000…
…01100001010100101
3120122202100212200120
411221210030022211
544410402440424
62441532432153
7303215450631
oct55144141245
916582325616
106066061989
112633152179
121213618659
13758988cc0
144178c7dc1
15257836a79
hex16990c2a5

6066061989 has 32 divisors (see below), whose sum is σ = 9038152704. Its totient is φ = 3593687040.

The previous prime is 6066061957. The next prime is 6066061993. The reversal of 6066061989 is 9891606606.

It is not a de Polignac number, because 6066061989 - 25 = 6066061957 is a prime.

It is a super-2 number, since 2×60660619892 = 73594216108781272242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6066061489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220339 + ... + 246335.

It is an arithmetic number, because the mean of its divisors is an integer number (282442272).

Almost surely, 26066061989 is an apocalyptic number.

It is an amenable number.

6066061989 is a deficient number, since it is larger than the sum of its proper divisors (2972090715).

6066061989 is a wasteful number, since it uses less digits than its factorization.

6066061989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26237.

The product of its (nonzero) digits is 839808, while the sum is 51.

The square root of 6066061989 is about 77884.9278679771. The cubic root of 6066061989 is about 1823.7652987367.

The spelling of 6066061989 in words is "six billion, sixty-six million, sixty-one thousand, nine hundred eighty-nine".

Divisors: 1 3 13 31 39 93 193 403 579 1209 2509 5983 7527 17949 25997 77779 77991 233337 337961 805907 1013883 2417721 5017421 10476791 15052263 31430373 65226473 155540051 195679419 466620153 2022020663 6066061989