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47274701 = 128336847
BaseRepresentation
bin1011010001010…
…1101011001101
310021221210200212
42310111223031
544100242301
64405132205
71112554055
oct264255315
9107853625
1047274701
112475a201
12139ba065
139a42ac6
1463c8565
15423c4bb
hex2d15acd

47274701 has 4 divisors (see below), whose sum is σ = 47312832. Its totient is φ = 47236572.

The previous prime is 47274653. The next prime is 47274707. The reversal of 47274701 is 10747274.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-47274701 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47274707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17141 + ... + 19706.

It is an arithmetic number, because the mean of its divisors is an integer number (11828208).

Almost surely, 247274701 is an apocalyptic number.

It is an amenable number.

47274701 is a deficient number, since it is larger than the sum of its proper divisors (38131).

47274701 is a wasteful number, since it uses less digits than its factorization.

47274701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38130.

The product of its (nonzero) digits is 10976, while the sum is 32.

The square root of 47274701 is about 6875.6600410433. The cubic root of 47274701 is about 361.5843264549.

The spelling of 47274701 in words is "forty-seven million, two hundred seventy-four thousand, seven hundred one".

Divisors: 1 1283 36847 47274701