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103554361 = 176091433
BaseRepresentation
bin1100010110000…
…01110100111001
321012212002212201
412023001310321
5203002214421
614135310201
72365124521
oct613016471
9235762781
10103554361
11534a9a19
122a81b361
13185b9591
14da78681
159157b91
hex62c1d39

103554361 has 4 divisors (see below), whose sum is σ = 109645812. Its totient is φ = 97462912.

The previous prime is 103554359. The next prime is 103554377. The reversal of 103554361 is 163455301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 85914361 + 17640000 = 9269^2 + 4200^2 .

It is a cyclic number.

It is not a de Polignac number, because 103554361 - 21 = 103554359 is a prime.

It is a super-3 number, since 3×1035543613 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103554461) 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 3 ways as a sum of consecutive naturals, for example, 3045700 + ... + 3045733.

It is an arithmetic number, because the mean of its divisors is an integer number (27411453).

Almost surely, 2103554361 is an apocalyptic number.

It is an amenable number.

103554361 is a deficient number, since it is larger than the sum of its proper divisors (6091451).

103554361 is an equidigital number, since it uses as much as digits as its factorization.

103554361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6091450.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 103554361 is about 10176.1663213609. The cubic root of 103554361 is about 469.5942794142.

The spelling of 103554361 in words is "one hundred three million, five hundred fifty-four thousand, three hundred sixty-one".

Divisors: 1 17 6091433 103554361