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48473997 = 31113192313
BaseRepresentation
bin1011100011101…
…0011110001101
310101012201211020
42320322132031
544402131442
64450544353
71126010415
oct270723615
9111181736
1048473997
11253a9260
12142980b9
13a072950
14661b645
1543c79ec
hex2e3a78d

48473997 has 48 divisors (see below), whose sum is σ = 80394048. Its totient is φ = 25608960.

The previous prime is 48473989. The next prime is 48474001. The reversal of 48473997 is 79937484.

It is a happy number.

It is not a de Polignac number, because 48473997 - 23 = 48473989 is a prime.

Its product of digits (1524096) is a multiple of the sum of its prime factors (378).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48473927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 154713 + ... + 155025.

It is an arithmetic number, because the mean of its divisors is an integer number (1674876).

Almost surely, 248473997 is an apocalyptic number.

It is an amenable number.

48473997 is a deficient number, since it is larger than the sum of its proper divisors (31920051).

48473997 is a wasteful number, since it uses less digits than its factorization.

48473997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 359 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 48473997 is about 6962.3269816923. The cubic root of 48473997 is about 364.6164658375.

The spelling of 48473997 in words is "forty-eight million, four hundred seventy-three thousand, nine hundred ninety-seven".

Divisors: 1 3 11 13 19 33 39 57 143 209 247 313 361 429 627 741 939 1083 2717 3443 3971 4069 4693 5947 8151 10329 11913 12207 14079 17841 44759 51623 65417 77311 112993 134277 154869 196251 231933 338979 850421 1242923 1468909 2551263 3728769 4406727 16157999 48473997