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13348380 = 2235379587
BaseRepresentation
bin110010111010…
…111000011100
3221010011112110
4302322320130
511404122010
61154034020
7221313363
oct62727034
927104473
1013348380
117597921
124578910
1329c4966
141ab67da
15128a120
hexcbae1c

13348380 has 48 divisors (see below), whose sum is σ = 37537920. Its totient is φ = 3544128.

The previous prime is 13348373. The next prime is 13348397. The reversal of 13348380 is 8384331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22447 + ... + 23033.

It is an arithmetic number, because the mean of its divisors is an integer number (782040).

Almost surely, 213348380 is an apocalyptic number.

13348380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13348380 is an abundant number, since it is smaller than the sum of its proper divisors (24189540).

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

13348380 is a wasteful number, since it uses less digits than its factorization.

13348380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 13348380 is about 3653.5434854399. The cubic root of 13348380 is about 237.2153857465.

The spelling of 13348380 in words is "thirteen million, three hundred forty-eight thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 379 587 758 1137 1174 1516 1761 1895 2274 2348 2935 3522 3790 4548 5685 5870 7044 7580 8805 11370 11740 17610 22740 35220 222473 444946 667419 889892 1112365 1334838 2224730 2669676 3337095 4449460 6674190 13348380