Search a number
-
+
13923698180 = 2257195234473
BaseRepresentation
bin11001111011110101…
…01100011000000100
31022221100220011011012
430331322230120010
5212003431320210
610221345101352
71002020324150
oct147572543004
938840804135
1013923698180
1159a5623587
122847027858
13140b874b82
149612d4060
155675b0305
hex33deac604

13923698180 has 48 divisors (see below), whose sum is σ = 35175665280. Its totient is φ = 4522583808.

The previous prime is 13923698177. The next prime is 13923698189. The reversal of 13923698180 is 8189632931.

13923698180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13923698189) 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 15 ways as a sum of consecutive naturals, for example, 2614577 + ... + 2619896.

It is an arithmetic number, because the mean of its divisors is an integer number (732826360).

Almost surely, 213923698180 is an apocalyptic number.

13923698180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13923698180 is an abundant number, since it is smaller than the sum of its proper divisors (21251967100).

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

13923698180 is a wasteful number, since it uses less digits than its factorization.

13923698180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5234508 (or 5234506 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 13923698180 in words is "thirteen billion, nine hundred twenty-three million, six hundred ninety-eight thousand, one hundred eighty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 5234473 10468946 20937892 26172365 36641311 52344730 73282622 99454987 104689460 146565244 183206555 198909974 366413110 397819948 497274935 696184909 732826220 994549870 1392369818 1989099740 2784739636 3480924545 6961849090 13923698180