[go: up one dir, main page]

Search a number
-
+
107705980 = 22513034133
BaseRepresentation
bin1100110101101…
…11011001111100
321111200000211101
412122313121330
5210033042410
614404302444
72445325414
oct632673174
9244600741
10107705980
1155885108
12300a1a24
1319411165
1410439644
1596c7d3a
hex66b767c

107705980 has 24 divisors (see below), whose sum is σ = 226410912. Its totient is φ = 43038912.

The previous prime is 107705977. The next prime is 107705981. The reversal of 107705980 is 89507701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107705981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23994 + ... + 28126.

It is an arithmetic number, because the mean of its divisors is an integer number (9433788).

Almost surely, 2107705980 is an apocalyptic number.

107705980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107705980 is an abundant number, since it is smaller than the sum of its proper divisors (118704932).

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

107705980 is a wasteful number, since it uses less digits than its factorization.

107705980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5445 (or 5443 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 107705980 is about 10378.1491606163. The cubic root of 107705980 is about 475.7877675905.

The spelling of 107705980 in words is "one hundred seven million, seven hundred five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 1303 2606 4133 5212 6515 8266 13030 16532 20665 26060 41330 82660 5385299 10770598 21541196 26926495 53852990 107705980