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10120451 = 111396619
BaseRepresentation
bin100110100110…
…110100000011
3201001011122112
4212212310003
510042323301
61000525535
7152010455
oct46466403
921034575
1010120451
115792710
1234808ab
132134643
1414b62d5
15d4d9bb
hex9a6d03

10120451 has 8 divisors (see below), whose sum is σ = 11121600. Its totient is φ = 9132840.

The previous prime is 10120441. The next prime is 10120459. The reversal of 10120451 is 15402101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10120451 - 26 = 10120387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120459) 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 7 ways as a sum of consecutive naturals, for example, 1781 + ... + 4838.

It is an arithmetic number, because the mean of its divisors is an integer number (1390200).

Almost surely, 210120451 is an apocalyptic number.

10120451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10120451 is a deficient number, since it is larger than the sum of its proper divisors (1001149).

10120451 is a wasteful number, since it uses less digits than its factorization.

10120451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6769.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 10120451 is about 3181.2656286453. The cubic root of 10120451 is about 216.3050317135.

Adding to 10120451 its reverse (15402101), we get a palindrome (25522552).

The spelling of 10120451 in words is "ten million, one hundred twenty thousand, four hundred fifty-one".

Divisors: 1 11 139 1529 6619 72809 920041 10120451