Search a number
-
+
109848880 = 2451972269
BaseRepresentation
bin1101000110000…
…10100100110000
321122200220100001
412203002210300
5211110131010
614522235344
72502462061
oct643024460
9248626301
10109848880
11570090a9
1230955b54
13199b164b
1410836568
15999cc3a
hex68c2930

109848880 has 40 divisors (see below), whose sum is σ = 268844400. Its totient is φ = 41626368.

The previous prime is 109848863. The next prime is 109848887. The reversal of 109848880 is 88848901.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 109848880.

It is not an unprimeable number, because it can be changed into a prime (109848887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34615 + ... + 37654.

It is an arithmetic number, because the mean of its divisors is an integer number (6721110).

Almost surely, 2109848880 is an apocalyptic number.

109848880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109848880 is an abundant number, since it is smaller than the sum of its proper divisors (158995520).

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

109848880 is a wasteful number, since it uses less digits than its factorization.

109848880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72301 (or 72295 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 46.

The square root of 109848880 is about 10480.8816423047. The cubic root of 109848880 is about 478.9224671588.

The spelling of 109848880 in words is "one hundred nine million, eight hundred forty-eight thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 72269 144538 289076 361345 578152 722690 1156304 1373111 1445380 2746222 2890760 5492444 5781520 6865555 10984888 13731110 21969776 27462220 54924440 109848880