Search a number
-
+
108830970 = 23251209233
BaseRepresentation
bin1100111110010…
…10000011111010
321120210012000200
412133022003322
5210330042340
614444343030
72461022313
oct637120372
9246705020
10108830970
1156483356
1230544a76
1319716231
141064d60a
15984b330
hex67ca0fa

108830970 has 24 divisors (see below), whose sum is σ = 282960756. Its totient is φ = 29021568.

The previous prime is 108830947. The next prime is 108830977. The reversal of 108830970 is 79038801.

It can be written as a sum of positive squares in 2 ways, for example, as 88228449 + 20602521 = 9393^2 + 4539^2 .

It is a super-2 number, since 2×1088309702 = 23688360062281800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108830977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 604527 + ... + 604706.

Almost surely, 2108830970 is an apocalyptic number.

108830970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108830970 is an abundant number, since it is smaller than the sum of its proper divisors (174129786).

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

108830970 is a wasteful number, since it uses less digits than its factorization.

108830970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209246 (or 1209243 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 108830970 is about 10432.2082993008. The cubic root of 108830970 is about 477.4385692561.

The spelling of 108830970 in words is "one hundred eight million, eight hundred thirty thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1209233 2418466 3627699 6046165 7255398 10883097 12092330 18138495 21766194 36276990 54415485 108830970