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13380034 = 231673221
BaseRepresentation
bin110011000010…
…100111000010
3221011202221211
4303002213002
511411130114
61154440334
7221504563
oct63024702
927152854
1013380034
117609688
1245930aa
132a061a5
141ac416a
1512946c4
hexcc29c2

13380034 has 16 divisors (see below), whose sum is σ = 21033216. Its totient is φ = 6375600.

The previous prime is 13380023. The next prime is 13380041. The reversal of 13380034 is 43008331.

It is a junction number, because it is equal to n+sod(n) for n = 13379987 and 13380014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2544 + ... + 5764.

It is an arithmetic number, because the mean of its divisors is an integer number (1314576).

Almost surely, 213380034 is an apocalyptic number.

13380034 is a deficient number, since it is larger than the sum of its proper divisors (7653182).

13380034 is a wasteful number, since it uses less digits than its factorization.

13380034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 13380034 is about 3657.8728791471. The cubic root of 13380034 is about 237.4027465155.

Adding to 13380034 its reverse (43008331), we get a palindrome (56388365).

The spelling of 13380034 in words is "thirteen million, three hundred eighty thousand, thirty-four".

Divisors: 1 2 31 62 67 134 2077 3221 4154 6442 99851 199702 215807 431614 6690017 13380034