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10488131 = 37283463
BaseRepresentation
bin101000000000…
…100101000011
3201201212000022
4220000211003
510141110011
61012444055
7155101433
oct50004503
921655008
1010488131
115a13985
12361962b
132232ac4
1415702c3
15dc28db
hexa00943

10488131 has 4 divisors (see below), whose sum is σ = 10771632. Its totient is φ = 10204632.

The previous prime is 10488109. The next prime is 10488139. The reversal of 10488131 is 13188401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13188401 = 43306707.

It is a cyclic number.

It is not a de Polignac number, because 10488131 - 218 = 10225987 is a prime.

It is a super-2 number, since 2×104881312 = 220001783746322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10488131.

It is not an unprimeable number, because it can be changed into a prime (10488139) 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, 141695 + ... + 141768.

It is an arithmetic number, because the mean of its divisors is an integer number (2692908).

Almost surely, 210488131 is an apocalyptic number.

10488131 is a deficient number, since it is larger than the sum of its proper divisors (283501).

10488131 is an equidigital number, since it uses as much as digits as its factorization.

10488131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283500.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 10488131 is about 3238.5384048981. The cubic root of 10488131 is about 218.8934171358.

The spelling of 10488131 in words is "ten million, four hundred eighty-eight thousand, one hundred thirty-one".

Divisors: 1 37 283463 10488131