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54103669 = 157134439
BaseRepresentation
bin1100111001100…
…0111001110101
310202210202021121
43032120321311
5102322304134
65211343541
71224605434
oct316307165
9122722247
1054103669
11285a3984
1216151bb1
13b294209
14728511b
154b3aab4
hex3398e75

54103669 has 4 divisors (see below), whose sum is σ = 54139680. Its totient is φ = 54067660.

The previous prime is 54103667. The next prime is 54103691. The reversal of 54103669 is 96630145.

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 54103669 - 21 = 54103667 is a prime.

It is a super-2 number, since 2×541036692 = 5854413998523122, 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 (54103661) 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, 15649 + ... + 18790.

It is an arithmetic number, because the mean of its divisors is an integer number (13534920).

Almost surely, 254103669 is an apocalyptic number.

It is an amenable number.

54103669 is a deficient number, since it is larger than the sum of its proper divisors (36011).

54103669 is a wasteful number, since it uses less digits than its factorization.

54103669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36010.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 54103669 is about 7355.5196281432. The cubic root of 54103669 is about 378.2180395236.

The spelling of 54103669 in words is "fifty-four million, one hundred three thousand, six hundred sixty-nine".

Divisors: 1 1571 34439 54103669