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3161060142 = 233116994947
BaseRepresentation
bin1011110001101001…
…1111001100101110
322011022002111022120
42330122133030232
522433212411032
61241400253410
7141222365532
oct27432371456
98138074276
103161060142
1113823772a9
12742771266
133b4b866b6
1421db6dbc2
151377aa62c
hexbc69f32e

3161060142 has 16 divisors (see below), whose sum is σ = 6526060032. Its totient is φ = 1019696760.

The previous prime is 3161060069. The next prime is 3161060159. The reversal of 3161060142 is 2410601613.

It is a super-3 number, since 3×31610601423 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8497288 + ... + 8497659.

It is an arithmetic number, because the mean of its divisors is an integer number (407878752).

Almost surely, 23161060142 is an apocalyptic number.

3161060142 is an abundant number, since it is smaller than the sum of its proper divisors (3364999890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3161060142 is a wasteful number, since it uses less digits than its factorization.

3161060142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16994983.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 3161060142 is about 56223.3060393997. The cubic root of 3161060142 is about 1467.6108694836.

Adding to 3161060142 its reverse (2410601613), we get a palindrome (5571661755).

The spelling of 3161060142 in words is "three billion, one hundred sixty-one million, sixty thousand, one hundred forty-two".

Divisors: 1 2 3 6 31 62 93 186 16994947 33989894 50984841 101969682 526843357 1053686714 1580530071 3161060142