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10550071 = 71507153
BaseRepresentation
bin101000001111…
…101100110111
3201211222222101
4220033230313
510200100241
61014042531
7155450140
oct50175467
921758871
1010550071
115a56474
123649447
13225505c
141588ac7
15dd5e31
hexa0fb37

10550071 has 4 divisors (see below), whose sum is σ = 12057232. Its totient is φ = 9042912.

The previous prime is 10550027. The next prime is 10550087. The reversal of 10550071 is 17005501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17005501 = 25167751.

It is a cyclic number.

It is not a de Polignac number, because 10550071 - 27 = 10549943 is a prime.

It is a super-2 number, since 2×105500712 = 222607996210082, 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 (10550971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753570 + ... + 753583.

It is an arithmetic number, because the mean of its divisors is an integer number (3014308).

Almost surely, 210550071 is an apocalyptic number.

10550071 is a deficient number, since it is larger than the sum of its proper divisors (1507161).

10550071 is an equidigital number, since it uses as much as digits as its factorization.

10550071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507160.

The product of its (nonzero) digits is 175, while the sum is 19.

The square root of 10550071 is about 3248.0872833100. The cubic root of 10550071 is about 219.3234796208.

Adding to 10550071 its reverse (17005501), we get a palindrome (27555572).

It can be divided in two parts, 105 and 50071, that added together give a square (50176 = 2242).

The spelling of 10550071 in words is "ten million, five hundred fifty thousand, seventy-one".

Divisors: 1 7 1507153 10550071