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53970506 = 273369661
BaseRepresentation
bin1100110111100…
…0011001001010
310202112222121122
43031320121022
5102304024011
65204435242
71223512262
oct315703112
9122488548
1053970506
1128512927
12160a8b22
13b248715
14724c7a2
154b113db
hex337864a

53970506 has 8 divisors (see below), whose sum is σ = 82064964. Its totient is φ = 26615520.

The previous prime is 53970487. The next prime is 53970557. The reversal of 53970506 is 60507935.

53970506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 52780225 + 1190281 = 7265^2 + 1091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 184685 + ... + 184976.

Almost surely, 253970506 is an apocalyptic number.

53970506 is a deficient number, since it is larger than the sum of its proper divisors (28094458).

53970506 is a wasteful number, since it uses less digits than its factorization.

53970506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369736.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 53970506 is about 7346.4621417387. The cubic root of 53970506 is about 377.9074874149.

The spelling of 53970506 in words is "fifty-three million, nine hundred seventy thousand, five hundred six".

Divisors: 1 2 73 146 369661 739322 26985253 53970506