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1374516813 = 3795799649
BaseRepresentation
bin101000111101101…
…0111011001001101
310112210101200121010
41101323113121031
510303334014223
6344220355433
746030125435
oct12173273115
93483350533
101374516813
1164597390a
123243a5b79
1318b9c8677
14d079b2c5
1580a0e393
hex51ed764d

1374516813 has 8 divisors (see below), whose sum is σ = 1855888000. Its totient is φ = 904745088.

The previous prime is 1374516797. The next prime is 1374516817. The reversal of 1374516813 is 3186154731.

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

It is not a de Polignac number, because 1374516813 - 24 = 1374516797 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 (1374516817) 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, 2899588 + ... + 2900061.

It is an arithmetic number, because the mean of its divisors is an integer number (231986000).

Almost surely, 21374516813 is an apocalyptic number.

It is an amenable number.

1374516813 is a deficient number, since it is larger than the sum of its proper divisors (481371187).

1374516813 is an equidigital number, since it uses as much as digits as its factorization.

1374516813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799731.

The product of its digits is 60480, while the sum is 39.

The square root of 1374516813 is about 37074.4765708162. The cubic root of 1374516813 is about 1111.8597756887.

The spelling of 1374516813 in words is "one billion, three hundred seventy-four million, five hundred sixteen thousand, eight hundred thirteen".

Divisors: 1 3 79 237 5799649 17398947 458172271 1374516813