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49047070 = 2541119627
BaseRepresentation
bin1011101100011…
…0011000011110
310102021211221011
42323012120132
5100024001240
64511125434
71133615242
oct273063036
9112254834
1049047070
112575a876
121451387a
13a213747
14672a422
15448c6ea
hex2ec661e

49047070 has 16 divisors (see below), whose sum is σ = 90438768. Its totient is φ = 19140160.

The previous prime is 49047067. The next prime is 49047079. The reversal of 49047070 is 7074094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49047079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59404 + ... + 60223.

It is an arithmetic number, because the mean of its divisors is an integer number (5652423).

Almost surely, 249047070 is an apocalyptic number.

49047070 is a deficient number, since it is larger than the sum of its proper divisors (41391698).

49047070 is a wasteful number, since it uses less digits than its factorization.

49047070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119675.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 49047070 is about 7003.3613358158. The cubic root of 49047070 is about 366.0477059656.

The spelling of 49047070 in words is "forty-nine million, forty-seven thousand, seventy".

Divisors: 1 2 5 10 41 82 205 410 119627 239254 598135 1196270 4904707 9809414 24523535 49047070