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1055377 = 1762081
BaseRepresentation
bin100000001101010010001
31222121201001
410001222101
5232233002
634342001
711653621
oct4015221
91877631
101055377
11660a14
1242a901
132ac4ab
141d6881
1515ca87
hex101a91

1055377 has 4 divisors (see below), whose sum is σ = 1117476. Its totient is φ = 993280.

The previous prime is 1055371. The next prime is 1055387. The reversal of 1055377 is 7735501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7735501 = 9538117.

It can be written as a sum of positive squares in 2 ways, for example, as 364816 + 690561 = 604^2 + 831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1055377 is a prime.

It is a super-2 number, since 2×10553772 = 2227641224258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31024 + ... + 31057.

It is an arithmetic number, because the mean of its divisors is an integer number (279369).

21055377 is an apocalyptic number.

1055377 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1055377 is a deficient number, since it is larger than the sum of its proper divisors (62099).

1055377 is an equidigital number, since it uses as much as digits as its factorization.

1055377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62098.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 1055377 is about 1027.3154335451. The cubic root of 1055377 is about 101.8128376089.

The spelling of 1055377 in words is "one million, fifty-five thousand, three hundred seventy-seven".

Divisors: 1 17 62081 1055377