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70473 = 3132139
BaseRepresentation
bin10001001101001001
310120200010
4101031021
54223343
61302133
7412314
oct211511
9116603
1070473
1148a47
1234949
1326100
141b97b
1515d33
hex11349

70473 has 12 divisors (see below), whose sum is σ = 102480. Its totient is φ = 43056.

The previous prime is 70459. The next prime is 70481. The reversal of 70473 is 37407.

Added to its reverse (37407) it gives a triangular number (107880 = T464).

It is not a de Polignac number, because 70473 - 24 = 70457 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (70423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438 + ... + 576.

It is an arithmetic number, because the mean of its divisors is an integer number (8540).

270473 is an apocalyptic number.

It is an amenable number.

70473 is a deficient number, since it is larger than the sum of its proper divisors (32007).

70473 is a wasteful number, since it uses less digits than its factorization.

70473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 70473 is about 265.4675121366. The cubic root of 70473 is about 41.3054717427.

Adding to 70473 its reverse (37407), we get a triangular number (107880 = T464).

It can be divided in two parts, 704 and 73, that added together give a palindrome (777).

The spelling of 70473 in words is "seventy thousand, four hundred seventy-three", and thus it is an iban number.

Divisors: 1 3 13 39 139 169 417 507 1807 5421 23491 70473