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1368756103 = 11139571721
BaseRepresentation
bin101000110010101…
…1000111110000111
310112101120000101111
41101211120332013
510300400143403
6343453105451
745630143401
oct12145307607
93471500344
101368756103
116426997a0
12322488287
1318a75c570
14cdadbb71
158027256d
hex51958f87

1368756103 has 8 divisors (see below), whose sum is σ = 1608049296. Its totient is φ = 1148606400.

The previous prime is 1368756101. The next prime is 1368756121. The reversal of 1368756103 is 3016578631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1368756103 - 21 = 1368756101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368756101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4785718 + ... + 4786003.

It is an arithmetic number, because the mean of its divisors is an integer number (201006162).

Almost surely, 21368756103 is an apocalyptic number.

1368756103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1368756103 is a deficient number, since it is larger than the sum of its proper divisors (239293193).

1368756103 is a wasteful number, since it uses less digits than its factorization.

1368756103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9571745.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1368756103 is about 36996.7039477843. The cubic root of 1368756103 is about 1110.3043028469.

The spelling of 1368756103 in words is "one billion, three hundred sixty-eight million, seven hundred fifty-six thousand, one hundred three".

Divisors: 1 11 13 143 9571721 105288931 124432373 1368756103