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13530070 = 251353007
BaseRepresentation
bin110011100111…
…001111010110
3221110101202201
4303213033112
511430430240
61201555114
7223001161
oct63471726
927411681
1013530070
117701384
124645a9a
132a59578
141b22ad8
1512c3d9a
hexce73d6

13530070 has 8 divisors (see below), whose sum is σ = 24354144. Its totient is φ = 5412024.

The previous prime is 13530067. The next prime is 13530089. The reversal of 13530070 is 7003531.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676494 + ... + 676513.

It is an arithmetic number, because the mean of its divisors is an integer number (3044268).

Almost surely, 213530070 is an apocalyptic number.

13530070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13530070 is a deficient number, since it is larger than the sum of its proper divisors (10824074).

13530070 is a wasteful number, since it uses less digits than its factorization.

13530070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353014.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 13530070 is about 3678.3243467644. The cubic root of 13530070 is about 238.2868161398.

The spelling of 13530070 in words is "thirteen million, five hundred thirty thousand, seventy".

Divisors: 1 2 5 10 1353007 2706014 6765035 13530070