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13042602755 = 5713231246307
BaseRepresentation
bin11000010010110011…
…00101001100000011
31020122221221212110022
430021121211030003
5203202401242010
65554112124055
7641131202630
oct141131451403
936587855408
1013042602755
115593233546
12263bb3662b
1312cb16a130
148ba299187
15515069d55
hex309665303

13042602755 has 32 divisors (see below), whose sum is σ = 20100455424. Its totient is φ = 7896594816.

The previous prime is 13042602721. The next prime is 13042602757. The reversal of 13042602755 is 55720624031.

It is a cyclic number.

It is not a de Polignac number, because 13042602755 - 228 = 12774167299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (13042602757) 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, 612689 + ... + 633618.

It is an arithmetic number, because the mean of its divisors is an integer number (628139232).

Almost surely, 213042602755 is an apocalyptic number.

13042602755 is a deficient number, since it is larger than the sum of its proper divisors (7057852669).

13042602755 is a wasteful number, since it uses less digits than its factorization.

13042602755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246355.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 13042602755 in words is "thirteen billion, forty-two million, six hundred two thousand, seven hundred fifty-five".

Divisors: 1 5 7 13 23 35 65 91 115 161 299 455 805 1495 2093 10465 1246307 6231535 8724149 16201991 28665061 43620745 81009955 113413937 143325305 200655427 372645793 567069685 1003277135 1863228965 2608520551 13042602755