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10693957 = 47227531
BaseRepresentation
bin101000110010…
…110101000101
3202010022100111
4220302311011
510214201312
61021113021
7156616501
oct50626505
922108314
1010693957
11604458a
1236b8771
1322a56b1
1415c5301
15e138a7
hexa32d45

10693957 has 4 divisors (see below), whose sum is σ = 10921536. Its totient is φ = 10466380.

The previous prime is 10693939. The next prime is 10693961. The reversal of 10693957 is 75939601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10693957 - 27 = 10693829 is a prime.

It is a super-2 number, since 2×106939572 = 228721432635698, 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 (10693987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113719 + ... + 113812.

It is an arithmetic number, because the mean of its divisors is an integer number (2730384).

Almost surely, 210693957 is an apocalyptic number.

It is an amenable number.

10693957 is a deficient number, since it is larger than the sum of its proper divisors (227579).

10693957 is an equidigital number, since it uses as much as digits as its factorization.

10693957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227578.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 10693957 is about 3270.1616168012. The cubic root of 10693957 is about 220.3160540010.

It can be divided in two parts, 10693 and 957, that multiplied together give a palindrome (10233201).

The spelling of 10693957 in words is "ten million, six hundred ninety-three thousand, nine hundred fifty-seven".

Divisors: 1 47 227531 10693957