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1368744107 = 10782115581
BaseRepresentation
bin101000110010101…
…0110000010101011
310112101112101221012
41101211112002223
510300344302412
6343452534135
745630063413
oct12145260253
93471471835
101368744107
11642690785
1232248134b
1318a756c73
14cdad7643
158026dc22
hex519560ab

1368744107 has 8 divisors (see below), whose sum is σ = 1383307632. Its totient is φ = 1354213600.

The previous prime is 1368744101. The next prime is 1368744149. The reversal of 1368744107 is 7014478631.

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 1368744107 - 28 = 1368743851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1368744101) 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, 80057 + ... + 95637.

It is an arithmetic number, because the mean of its divisors is an integer number (172913454).

Almost surely, 21368744107 is an apocalyptic number.

1368744107 is a deficient number, since it is larger than the sum of its proper divisors (14563525).

1368744107 is a wasteful number, since it uses less digits than its factorization.

1368744107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16509.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 1368744107 is about 36996.5418248787. The cubic root of 1368744107 is about 1110.3010592086.

The spelling of 1368744107 in words is "one billion, three hundred sixty-eight million, seven hundred forty-four thousand, one hundred seven".

Divisors: 1 107 821 15581 87847 1667167 12792001 1368744107