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1379424211 = 11978112821
BaseRepresentation
bin101001000111000…
…0101011111010011
310120010122000021121
41102032011133103
510311113033321
6344513503111
746116624634
oct12216053723
93503560247
101379424211
11648715910
12325b71a97
1318ca26259
14d12b788b
158117d441
hex523857d3

1379424211 has 8 divisors (see below), whose sum is σ = 1505097648. Its totient is φ = 1253796000.

The previous prime is 1379424191. The next prime is 1379424247. The reversal of 1379424211 is 1124249731.

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 1379424211 - 29 = 1379423699 is a prime.

It is a super-2 number, since 2×13794242112 = 3805622307785945042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1379424311) 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, 101181 + ... + 114001.

It is an arithmetic number, because the mean of its divisors is an integer number (188137206).

Almost surely, 21379424211 is an apocalyptic number.

1379424211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1379424211 is a deficient number, since it is larger than the sum of its proper divisors (125673437).

1379424211 is a wasteful number, since it uses less digits than its factorization.

1379424211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22613.

The product of its digits is 12096, while the sum is 34.

The square root of 1379424211 is about 37140.6005740349. The cubic root of 1379424211 is about 1113.1814177622.

The spelling of 1379424211 in words is "one billion, three hundred seventy-nine million, four hundred twenty-four thousand, two hundred eleven".

Divisors: 1 11 9781 12821 107591 141031 125402201 1379424211