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10128495 = 351351941
BaseRepresentation
bin100110101000…
…110001101111
3201001120200110
4212220301233
510043102440
61001031103
7152043066
oct46506157
921046613
1010128495
115798763
123485493
1321381c0
1414b91dd
15d51080
hex9a8c6f

10128495 has 16 divisors (see below), whose sum is σ = 17452512. Its totient is φ = 4986240.

The previous prime is 10128493. The next prime is 10128509. The reversal of 10128495 is 59482101.

It is a happy number.

It is not a de Polignac number, because 10128495 - 21 = 10128493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10128493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25776 + ... + 26165.

It is an arithmetic number, because the mean of its divisors is an integer number (1090782).

Almost surely, 210128495 is an apocalyptic number.

10128495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10128495 is a deficient number, since it is larger than the sum of its proper divisors (7324017).

10128495 is a wasteful number, since it uses less digits than its factorization.

10128495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51962.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 10128495 is about 3182.5296542216. The cubic root of 10128495 is about 216.3623248418.

The spelling of 10128495 in words is "ten million, one hundred twenty-eight thousand, four hundred ninety-five".

Divisors: 1 3 5 13 15 39 65 195 51941 155823 259705 675233 779115 2025699 3376165 10128495