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919101000103 = 111310958965869
BaseRepresentation
bin11010101111111101011…
…00000100100110100111
310020212100201200102110121
431113332230010212213
5110024304324000403
61542121300102411
7123255115412326
oct15277654044647
93225321612417
10919101000103
1132487460a9a0
1212a165094a07
1368894b2a630
14326b01320bd
1518d943b73bd
hexd5feb049a7

919101000103 has 16 divisors (see below), whose sum is σ = 1089689277600. Its totient is φ = 764197649280.

The previous prime is 919101000091. The next prime is 919101000149. The reversal of 919101000103 is 301000101919.

It is not a de Polignac number, because 919101000103 - 225 = 919067445671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (919101000193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29467348 + ... + 29498521.

It is an arithmetic number, because the mean of its divisors is an integer number (68105579850).

Almost surely, 2919101000103 is an apocalyptic number.

919101000103 is a deficient number, since it is larger than the sum of its proper divisors (170588277497).

919101000103 is a wasteful number, since it uses less digits than its factorization.

919101000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58966002.

The product of its (nonzero) digits is 243, while the sum is 25.

The spelling of 919101000103 in words is "nine hundred nineteen billion, one hundred one million, one hundred three", and thus it is an aban number.

Divisors: 1 11 13 109 143 1199 1417 15587 58965869 648624559 766556297 6427279721 8432119267 70700076931 83554636373 919101000103