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83514148 = 2220878537
BaseRepresentation
bin1001111101001…
…01001100100100
312211010221212121
410332211030210
5132334423043
612141555324
72032600324
oct476451444
9184127777
1083514148
1143161463
1223b75b44
13143c0a73
14b13d284
1574e9ded
hex4fa5324

83514148 has 6 divisors (see below), whose sum is σ = 146149766. Its totient is φ = 41757072.

The previous prime is 83514133. The next prime is 83514181. The reversal of 83514148 is 84141538.

It can be written as a sum of positive squares in only one way, i.e., 69089344 + 14424804 = 8312^2 + 3798^2 .

It is a super-2 number, since 2×835141482 = 13949225832331808, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10439265 + ... + 10439272.

Almost surely, 283514148 is an apocalyptic number.

It is an amenable number.

83514148 is a deficient number, since it is larger than the sum of its proper divisors (62635618).

83514148 is a wasteful number, since it uses less digits than its factorization.

83514148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20878541 (or 20878539 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 83514148 is about 9138.6075525760. The cubic root of 83514148 is about 437.1059164779.

The spelling of 83514148 in words is "eighty-three million, five hundred fourteen thousand, one hundred forty-eight".

Divisors: 1 2 4 20878537 41757074 83514148