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3120433141 = 72531201553
BaseRepresentation
bin1011100111111110…
…0000011111110101
322001110122102112211
42321333200133311
522342312330031
61233345413421
7140220146500
oct27177403765
98043572484
103120433141
111361448671
1273103a271
133a9630657
142185d6137
15133e32bb1
hexb9fe07f5

3120433141 has 12 divisors (see below), whose sum is σ = 3698383212. Its totient is φ = 2624189568.

The previous prime is 3120433111. The next prime is 3120433163. The reversal of 3120433141 is 1413340213.

It can be written as a sum of positive squares in 2 ways, for example, as 1413008100 + 1707425041 = 37590^2 + 41321^2 .

It is not a de Polignac number, because 3120433141 - 25 = 3120433109 is a prime.

It is a super-2 number, since 2×31204331412 = 19474205974902251762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120433111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598180 + ... + 603373.

It is an arithmetic number, because the mean of its divisors is an integer number (308198601).

Almost surely, 23120433141 is an apocalyptic number.

It is an amenable number.

3120433141 is a deficient number, since it is larger than the sum of its proper divisors (577950071).

3120433141 is a wasteful number, since it uses less digits than its factorization.

3120433141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201620 (or 1201613 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3120433141 is about 55860.8372744269. The cubic root of 3120433141 is about 1461.2963311352.

Adding to 3120433141 its reverse (1413340213), we get a palindrome (4533773354).

The spelling of 3120433141 in words is "three billion, one hundred twenty million, four hundred thirty-three thousand, one hundred forty-one".

Divisors: 1 7 49 53 371 2597 1201553 8410871 58876097 63682309 445776163 3120433141