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103781046707 = 13192952127809
BaseRepresentation
bin110000010100111010…
…1010001100110110011
3100220212200100102020122
41200221311101212303
53200020421443312
6115402032000455
710332535225202
oct1405165214663
9326780312218
10103781046707
1140016771498
121814409012b
139a2bc6bca0
14504729b239
152a7615eb72
hex1829d519b3

103781046707 has 32 divisors (see below), whose sum is σ = 121941288000. Its totient is φ = 87455047680.

The previous prime is 103781046697. The next prime is 103781046713. The reversal of 103781046707 is 707640187301.

It is not a de Polignac number, because 103781046707 - 26 = 103781046643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103781046737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3718019 + ... + 3745827.

It is an arithmetic number, because the mean of its divisors is an integer number (3810665250).

Almost surely, 2103781046707 is an apocalyptic number.

103781046707 is a deficient number, since it is larger than the sum of its proper divisors (18160241293).

103781046707 is a wasteful number, since it uses less digits than its factorization.

103781046707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28391.

The product of its (nonzero) digits is 197568, while the sum is 44.

The spelling of 103781046707 in words is "one hundred three billion, seven hundred eighty-one million, forty-six thousand, seven hundred seven".

Divisors: 1 13 19 29 247 377 521 551 6773 7163 9899 15109 27809 128687 196417 287071 361517 528371 806461 3731923 6868823 10483993 14488489 15322759 188350357 199195867 275281291 420166181 3578656783 5462160353 7983157439 103781046707