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12076047 = 34149087
BaseRepresentation
bin101110000100…
…010000001111
3211201112020000
4232010100033
511042413142
61110455343
7204434064
oct56042017
924645200
1012076047
1168a8a05
124064553
13266a7b9
141864c6b
1510d814c
hexb8440f

12076047 has 10 divisors (see below), whose sum is σ = 18039648. Its totient is φ = 8050644.

The previous prime is 12076037. The next prime is 12076063. The reversal of 12076047 is 74067021.

It is not a de Polignac number, because 12076047 - 26 = 12075983 is a prime.

It is a super-3 number, since 3×120760473 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 12076047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12076007) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 74463 + ... + 74624.

Almost surely, 212076047 is an apocalyptic number.

12076047 is a deficient number, since it is larger than the sum of its proper divisors (5963601).

12076047 is an equidigital number, since it uses as much as digits as its factorization.

12076047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149099 (or 149090 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 12076047 is about 3475.0607188940. The cubic root of 12076047 is about 229.4254531686.

It can be divided in two parts, 120 and 76047, that added together give a palindrome (76167).

The spelling of 12076047 in words is "twelve million, seventy-six thousand, forty-seven".

Divisors: 1 3 9 27 81 149087 447261 1341783 4025349 12076047