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4261107461 = 1310919315581
BaseRepresentation
bin1111110111111011…
…0101011100000101
3101222222000200112212
43331332311130011
532211320414321
61542454153205
7210410546552
oct37576653405
911888020485
104261107461
111897314116
129ab052805
1352ba52a80
142c5cc1a29
1519e15055b
hexfdfb5705

4261107461 has 16 divisors (see below), whose sum is σ = 4655278320. Its totient is φ = 3876802560.

The previous prime is 4261107421. The next prime is 4261107463. The reversal of 4261107461 is 1647011624.

It can be written as a sum of positive squares in 8 ways, for example, as 444956836 + 3816150625 = 21094^2 + 61775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4261107461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261107463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265691 + ... + 281271.

It is an arithmetic number, because the mean of its divisors is an integer number (290954895).

Almost surely, 24261107461 is an apocalyptic number.

It is an amenable number.

4261107461 is a deficient number, since it is larger than the sum of its proper divisors (394170859).

4261107461 is a wasteful number, since it uses less digits than its factorization.

4261107461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15896.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 4261107461 is about 65277.1587999968. The cubic root of 4261107461 is about 1621.2158049129.

The spelling of 4261107461 in words is "four billion, two hundred sixty-one million, one hundred seven thousand, four hundred sixty-one".

Divisors: 1 13 109 193 1417 2509 15581 21037 202553 273481 1698329 3007133 22078277 39092729 327777497 4261107461