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47999151 = 3241130079
BaseRepresentation
bin1011011100011…
…0100010101111
310100022121110100
42313012202233
544241433101
64432442143
71121662134
oct267064257
9110277410
1047999151
1125104522
12140a9353
139c37785
14653658b
154331e86
hex2dc68af

47999151 has 12 divisors (see below), whose sum is σ = 71023680. Its totient is φ = 31218720.

The previous prime is 47999141. The next prime is 47999201. The reversal of 47999151 is 15199974.

It is not a de Polignac number, because 47999151 - 215 = 47966383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47999097 and 47999106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47999141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64671 + ... + 65408.

It is an arithmetic number, because the mean of its divisors is an integer number (5918640).

Almost surely, 247999151 is an apocalyptic number.

47999151 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

47999151 is a deficient number, since it is larger than the sum of its proper divisors (23024529).

47999151 is a wasteful number, since it uses less digits than its factorization.

47999151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130126 (or 130123 counting only the distinct ones).

The product of its digits is 102060, while the sum is 45.

The square root of 47999151 is about 6928.1419587073. The cubic root of 47999151 is about 363.4219758658.

The spelling of 47999151 in words is "forty-seven million, nine hundred ninety-nine thousand, one hundred fifty-one".

Divisors: 1 3 9 41 123 369 130079 390237 1170711 5333239 15999717 47999151