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13483830 = 2354773131
BaseRepresentation
bin110011011011…
…111100110110
3221101001100010
4303123330312
511422440310
61201001050
7222416313
oct63337466
927331303
1013483830
11767a668
124623186
132a414c9
141b0dd0a
1512b5320
hexcdbf36

13483830 has 64 divisors (see below), whose sum is σ = 33758208. Its totient is φ = 3444480.

The previous prime is 13483829. The next prime is 13483831. The reversal of 13483830 is 3838431.

It is an interprime number because it is at equal distance from previous prime (13483829) and next prime (13483831).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13483831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102865 + ... + 102995.

It is an arithmetic number, because the mean of its divisors is an integer number (527472).

Almost surely, 213483830 is an apocalyptic number.

13483830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13483830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16879104).

13483830 is an abundant number, since it is smaller than the sum of its proper divisors (20274378).

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

13483830 is a wasteful number, since it uses less digits than its factorization.

13483830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261.

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

The square root of 13483830 is about 3672.0334965792. The cubic root of 13483830 is about 238.0150521281.

The spelling of 13483830 in words is "thirteen million, four hundred eighty-three thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 73 94 131 141 146 219 235 262 282 365 393 438 470 655 705 730 786 1095 1310 1410 1965 2190 3431 3930 6157 6862 9563 10293 12314 17155 18471 19126 20586 28689 30785 34310 36942 47815 51465 57378 61570 92355 95630 102930 143445 184710 286890 449461 898922 1348383 2247305 2696766 4494610 6741915 13483830