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554200031 = 7117739311
BaseRepresentation
bin100001000010000…
…110101111011111
31102121211021112002
4201002012233133
52113333400111
6130554232515
716506423350
oct4102065737
91377737462
10554200031
11264916760
1213572573b
138aa81118
1453863d27
15339c263b
hex21086bdf

554200031 has 16 divisors (see below), whose sum is σ = 691918848. Its totient is φ = 431239200.

The previous prime is 554200007. The next prime is 554200033. The reversal of 554200031 is 130002455.

554200031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 554200031 - 26 = 554199967 is a prime.

It is a super-2 number, since 2×5542000312 = 614275348720801922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 554199976 and 554200012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554200033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54866 + ... + 64176.

It is an arithmetic number, because the mean of its divisors is an integer number (43244928).

Almost surely, 2554200031 is an apocalyptic number.

554200031 is a deficient number, since it is larger than the sum of its proper divisors (137718817).

554200031 is a wasteful number, since it uses less digits than its factorization.

554200031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 554200031 is about 23541.4534598015. The cubic root of 554200031 is about 821.4015447160.

Adding to 554200031 its reverse (130002455), we get a palindrome (684202486).

The spelling of 554200031 in words is "five hundred fifty-four million, two hundred thousand, thirty-one".

Divisors: 1 7 11 77 773 5411 8503 9311 59521 65177 102421 716947 7197403 50381821 79171433 554200031