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111355444503 = 3231399123457
BaseRepresentation
bin110011110110101001…
…1010011110100010111
3101122102112220200200100
41213231103103310113
53311023443211003
6123053405345143
711021330442462
oct1475523236427
9348375820610
10111355444503
1143253277686
12196b88681b3
13a668278484
1455652182d9
152d6b0daba3
hex19ed4d3d17

111355444503 has 12 divisors (see below), whose sum is σ = 166035358528. Its totient is φ = 71842222080.

The previous prime is 111355444489. The next prime is 111355444507. The reversal of 111355444503 is 305444553111.

111355444503 is a `hidden beast` number, since 1 + 1 + 13 + 554 + 44 + 50 + 3 = 666.

It is not a de Polignac number, because 111355444503 - 220 = 111354395927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111355444507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199561450 + ... + 199562007.

Almost surely, 2111355444503 is an apocalyptic number.

111355444503 is a deficient number, since it is larger than the sum of its proper divisors (54679914025).

111355444503 is a wasteful number, since it uses less digits than its factorization.

111355444503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399123494 (or 399123491 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 111355444503 its reverse (305444553111), we get a palindrome (416799997614).

The spelling of 111355444503 in words is "one hundred eleven billion, three hundred fifty-five million, four hundred forty-four thousand, five hundred three".

Divisors: 1 3 9 31 93 279 399123457 1197370371 3592111113 12372827167 37118481501 111355444503