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70499476 = 22171036757
BaseRepresentation
bin1000011001110…
…11110010010100
311220122202002201
410030323302110
5121021440401
610555014244
71514143555
oct414736224
9156582081
1070499476
1136882333
121b73a384
13117b4c88
14951232c
1562c8b01
hex433bc94

70499476 has 12 divisors (see below), whose sum is σ = 130631508. Its totient is φ = 33176192.

The previous prime is 70499461. The next prime is 70499479. The reversal of 70499476 is 67499407.

It can be written as a sum of positive squares in 2 ways, for example, as 31136400 + 39363076 = 5580^2 + 6274^2 .

It is a super-2 number, since 2×704994762 = 9940352232549152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70499479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518311 + ... + 518446.

It is an arithmetic number, because the mean of its divisors is an integer number (10885959).

Almost surely, 270499476 is an apocalyptic number.

It is an amenable number.

70499476 is a deficient number, since it is larger than the sum of its proper divisors (60132032).

70499476 is a wasteful number, since it uses less digits than its factorization.

70499476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036778 (or 1036776 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 70499476 is about 8396.3966080694. The cubic root of 70499476 is about 413.1064377899.

The spelling of 70499476 in words is "seventy million, four hundred ninety-nine thousand, four hundred seventy-six".

Divisors: 1 2 4 17 34 68 1036757 2073514 4147028 17624869 35249738 70499476