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1057277 = 13167487
BaseRepresentation
bin100000010000111111101
31222201022102
410002013331
5232313102
634354445
711662304
oct4020775
91881272
101057277
11662391
1242ba25
132b0310
141d743b
1515d402
hex1021fd

1057277 has 8 divisors (see below), whose sum is σ = 1147776. Its totient is φ = 968112.

The previous prime is 1057271. The next prime is 1057279. The reversal of 1057277 is 7727501.

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 1057277 - 212 = 1053181 is a prime.

It is a super-2 number, since 2×10572772 = 2235669309458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057271) 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, 1928 + ... + 2414.

It is an arithmetic number, because the mean of its divisors is an integer number (143472).

21057277 is an apocalyptic number.

It is an amenable number.

1057277 is a deficient number, since it is larger than the sum of its proper divisors (90499).

1057277 is a wasteful number, since it uses less digits than its factorization.

1057277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its (nonzero) digits is 3430, while the sum is 29.

The square root of 1057277 is about 1028.2397580331. The cubic root of 1057277 is about 101.8738990183.

The spelling of 1057277 in words is "one million, fifty-seven thousand, two hundred seventy-seven".

Divisors: 1 13 167 487 2171 6331 81329 1057277