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86477049 = 3210393287
BaseRepresentation
bin1010010011110…
…00100011111001
320000201111012200
411021320203321
5134114231144
612325300413
72100020451
oct511704371
9200644180
1086477049
11448a553a
1224b64709
1314bba569
14b6b0d61
1578d2c69
hex52788f9

86477049 has 12 divisors (see below), whose sum is σ = 126125376. Its totient is φ = 57091032.

The previous prime is 86477047. The next prime is 86477057. The reversal of 86477049 is 94077468.

It is not a de Polignac number, because 86477049 - 21 = 86477047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86476995 and 86477013.

It is not an unprimeable number, because it can be changed into a prime (86477047) 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, 45717 + ... + 47570.

It is an arithmetic number, because the mean of its divisors is an integer number (10510448).

Almost surely, 286477049 is an apocalyptic number.

It is an amenable number.

86477049 is a deficient number, since it is larger than the sum of its proper divisors (39648327).

86477049 is a wasteful number, since it uses less digits than its factorization.

86477049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93396 (or 93393 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 86477049 is about 9299.3036836099. The cubic root of 86477049 is about 442.2151532665.

The spelling of 86477049 in words is "eighty-six million, four hundred seventy-seven thousand, forty-nine".

Divisors: 1 3 9 103 309 927 93287 279861 839583 9608561 28825683 86477049