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1372745117 = 19193374351
BaseRepresentation
bin101000111010010…
…0110110110011101
310112200001200021202
41101310212312131
510302410320432
6344114405245
746006066232
oct12164466635
93480050252
101372745117
116449737a7
12323890825
1318b528123
14d0459789
15807ae462
hex51d26d9d

1372745117 has 8 divisors (see below), whose sum is σ = 1452485760. Its totient is φ = 1293753600.

The previous prime is 1372745113. The next prime is 1372745119. The reversal of 1372745117 is 7115472731.

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 1372745117 - 22 = 1372745113 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 (1372745113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183509 + ... + 190842.

It is an arithmetic number, because the mean of its divisors is an integer number (181560720).

Almost surely, 21372745117 is an apocalyptic number.

It is an amenable number.

1372745117 is a deficient number, since it is larger than the sum of its proper divisors (79740643).

1372745117 is a wasteful number, since it uses less digits than its factorization.

1372745117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374563.

The product of its digits is 41160, while the sum is 38.

The square root of 1372745117 is about 37050.5751237413. The cubic root of 1372745117 is about 1111.3818563527.

The spelling of 1372745117 in words is "one billion, three hundred seventy-two million, seven hundred forty-five thousand, one hundred seventeen".

Divisors: 1 19 193 3667 374351 7112669 72249743 1372745117