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105387067700 = 22521901554377
BaseRepresentation
bin110001000100110001…
…1110000100100110100
3101002000121100201212122
41202021203300210310
53211313042131300
6120225242335112
710420406203145
oct1421143604464
9332017321778
10105387067700
1140770285872
1218511aba498
139c26902475
14515a6bbacc
152b1c14cc85
hex18898f0934

105387067700 has 36 divisors (see below), whose sum is σ = 228810649452. Its totient is φ = 42132576000.

The previous prime is 105387067691. The next prime is 105387067717. The reversal of 105387067700 is 7760783501.

It can be written as a sum of positive squares in 6 ways, for example, as 124456336 + 105262611364 = 11156^2 + 324442^2 .

It is a super-2 number, since 2×1053870677002 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87089 + ... + 467288.

Almost surely, 2105387067700 is an apocalyptic number.

105387067700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105387067700 is an abundant number, since it is smaller than the sum of its proper divisors (123423581752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105387067700 is a wasteful number, since it uses less digits than its factorization.

105387067700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556292 (or 556285 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 105387067700 in words is "one hundred five billion, three hundred eighty-seven million, sixty-seven thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1901 3802 7604 9505 19010 38020 47525 95050 190100 554377 1108754 2217508 2771885 5543770 11087540 13859425 27718850 55437700 1053870677 2107741354 4215482708 5269353385 10538706770 21077413540 26346766925 52693533850 105387067700