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47096749 = 7171512621
BaseRepresentation
bin1011001110101…
…0001110101101
310021121202121001
42303222032231
544024043444
64401240301
71111213210
oct263521655
9107552531
1047096749
1124648537
1213933091
1399acacb
14637d777
1542048d4
hex2cea3ad

47096749 has 16 divisors (see below), whose sum is σ = 57390336. Its totient is φ = 37728000.

The previous prime is 47096747. The next prime is 47096767. The reversal of 47096749 is 94769074.

It is a cyclic number.

It is not a de Polignac number, because 47096749 - 21 = 47096747 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47096699 and 47096708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47096747) 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, 16659 + ... + 19279.

It is an arithmetic number, because the mean of its divisors is an integer number (3586896).

Almost surely, 247096749 is an apocalyptic number.

It is an amenable number.

47096749 is a deficient number, since it is larger than the sum of its proper divisors (10293587).

47096749 is a wasteful number, since it uses less digits than its factorization.

47096749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2796.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 47096749 is about 6862.7071189145. The cubic root of 47096749 is about 361.1300626337.

The spelling of 47096749 in words is "forty-seven million, ninety-six thousand, seven hundred forty-nine".

Divisors: 1 7 17 119 151 1057 2567 2621 17969 18347 44557 311899 395771 2770397 6728107 47096749