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13703829 = 331147353
BaseRepresentation
bin110100010001…
…101010010101
3221210020010020
4310101222111
512002010304
61205415353
7224323566
oct64215225
927706106
1013703829
11780a987
12470a559
132aba699
141b6a16d
15130a5d9
hexd11a95

13703829 has 8 divisors (see below), whose sum is σ = 18861312. Its totient is φ = 8841120.

The previous prime is 13703827. The next prime is 13703831. The reversal of 13703829 is 92830731.

It is an interprime number because it is at equal distance from previous prime (13703827) and next prime (13703831).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13703829 - 21 = 13703827 is a prime.

It is a super-2 number, since 2×137038292 = 375589858522482, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13703829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13703821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73584 + ... + 73769.

It is an arithmetic number, because the mean of its divisors is an integer number (2357664).

Almost surely, 213703829 is an apocalyptic number.

It is an amenable number.

13703829 is a deficient number, since it is larger than the sum of its proper divisors (5157483).

13703829 is a wasteful number, since it uses less digits than its factorization.

13703829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147387.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 13703829 is about 3701.8683120824. The cubic root of 13703829 is about 239.3025410649.

The spelling of 13703829 in words is "thirteen million, seven hundred three thousand, eight hundred twenty-nine".

Divisors: 1 3 31 93 147353 442059 4567943 13703829