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13888837093 = 293115449207
BaseRepresentation
bin11001110111101011…
…01101010111100101
31022211221022000201211
430323311231113211
5211421020241333
610214101551421
71001115111265
oct147365552745
938757260654
1013888837093
11598798296a
122837415571
13140458a401
1495a81b7a5
155644c5ecd
hex33bd6d5e5

13888837093 has 8 divisors (see below), whose sum is σ = 14831239680. Its totient is φ = 12977333040.

The previous prime is 13888837091. The next prime is 13888837103. The reversal of 13888837093 is 39073888831.

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 13888837093 - 21 = 13888837091 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 (13888837091) 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, 7723705 + ... + 7725502.

It is an arithmetic number, because the mean of its divisors is an integer number (1853904960).

Almost surely, 213888837093 is an apocalyptic number.

It is an amenable number.

13888837093 is a deficient number, since it is larger than the sum of its proper divisors (942402587).

13888837093 is a wasteful number, since it uses less digits than its factorization.

13888837093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15449267.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 13888837093 in words is "thirteen billion, eight hundred eighty-eight million, eight hundred thirty-seven thousand, ninety-three".

Divisors: 1 29 31 899 15449207 448027003 478925417 13888837093