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10051969 = 19529051
BaseRepresentation
bin100110010110…
…000110000001
3200220200201011
4212112012001
510033130334
6555240521
7151304014
oct46260601
920820634
1010051969
115746214
123449141
13210c415
14149937b
15d38564
hex996181

10051969 has 4 divisors (see below), whose sum is σ = 10581040. Its totient is φ = 9522900.

The previous prime is 10051963. The next prime is 10051997. The reversal of 10051969 is 96915001.

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, and also an emirpimes, since its reverse is a distinct semiprime: 96915001 = 157617293.

It is a cyclic number.

It is not a de Polignac number, because 10051969 - 23 = 10051961 is a prime.

It is a super-2 number, since 2×100519692 = 202084161553922, 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 10051969.

It is not an unprimeable number, because it can be changed into a prime (10051961) 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, 264507 + ... + 264544.

It is an arithmetic number, because the mean of its divisors is an integer number (2645260).

Almost surely, 210051969 is an apocalyptic number.

10051969 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10051969 is a deficient number, since it is larger than the sum of its proper divisors (529071).

10051969 is an equidigital number, since it uses as much as digits as its factorization.

10051969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529070.

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 10051969 is about 3170.4840324468. The cubic root of 10051969 is about 215.8160370683.

The spelling of 10051969 in words is "ten million, fifty-one thousand, nine hundred sixty-nine".

Divisors: 1 19 529051 10051969