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53706061 = 672573119
BaseRepresentation
bin1100110011011…
…1110101001101
310202001112212101
43030313311031
5102222043221
65155035101
71221331303
oct314676515
9122045771
1053706061
1128352182
1215b9ba91
13b185246
1471c0273
154aacd91
hex3337d4d

53706061 has 8 divisors (see below), whose sum is σ = 54737280. Its totient is φ = 52681728.

The previous prime is 53706049. The next prime is 53706067. The reversal of 53706061 is 16060735.

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

It is a cyclic number.

It is not a de Polignac number, because 53706061 - 27 = 53705933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53706067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15660 + ... + 18778.

It is an arithmetic number, because the mean of its divisors is an integer number (6842160).

Almost surely, 253706061 is an apocalyptic number.

It is an amenable number.

53706061 is a deficient number, since it is larger than the sum of its proper divisors (1031219).

53706061 is a wasteful number, since it uses less digits than its factorization.

53706061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3443.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 53706061 is about 7328.4419217184. The cubic root of 53706061 is about 377.2892521316.

Adding to 53706061 its reverse (16060735), we get a palindrome (69766796).

The spelling of 53706061 in words is "fifty-three million, seven hundred six thousand, sixty-one".

Divisors: 1 67 257 3119 17219 208973 801583 53706061