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13353087 = 3112373241
BaseRepresentation
bin110010111100…
…000001111111
3221010101222210
4302330001333
511404244322
61154111503
7221333166
oct62740177
927111883
1013353087
1175a0410
12457b593
1329c6b47
141ab83dd
15128b70c
hexcbc07f

13353087 has 32 divisors (see below), whose sum is σ = 20630016. Its totient is φ = 7603200.

The previous prime is 13353077. The next prime is 13353101. The reversal of 13353087 is 78035331.

It is not a de Polignac number, because 13353087 - 24 = 13353071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13353047) 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, 55287 + ... + 55527.

It is an arithmetic number, because the mean of its divisors is an integer number (644688).

Almost surely, 213353087 is an apocalyptic number.

13353087 is a deficient number, since it is larger than the sum of its proper divisors (7276929).

13353087 is a wasteful number, since it uses less digits than its factorization.

13353087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 13353087 is about 3654.1875978116. The cubic root of 13353087 is about 237.2432653245.

The spelling of 13353087 in words is "thirteen million, three hundred fifty-three thousand, eighty-seven".

Divisors: 1 3 11 23 33 69 73 219 241 253 723 759 803 1679 2409 2651 5037 5543 7953 16629 17593 18469 52779 55407 60973 182919 193523 404639 580569 1213917 4451029 13353087