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70976 = 261109
BaseRepresentation
bin10001010101000000
310121100202
4101111000
54232401
61304332
7413633
oct212500
9117322
1070976
1149364
12350a8
13263c9
141bc1a
151606b
hex11540

70976 has 14 divisors (see below), whose sum is σ = 140970. Its totient is φ = 35456.

The previous prime is 70969. The next prime is 70979. The reversal of 70976 is 67907.

It can be written as a sum of positive squares in only one way, i.e., 40000 + 30976 = 200^2 + 176^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491 + ... + 618.

270976 is an apocalyptic number.

It is an amenable number.

70976 is a deficient number, since it is larger than the sum of its proper divisors (69994).

70976 is a wasteful number, since it uses less digits than its factorization.

70976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 70976 is about 266.4132128855. The cubic root of 70976 is about 41.4035112583.

The spelling of 70976 in words is "seventy thousand, nine hundred seventy-six".