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13379170245 = 357196706351
BaseRepresentation
bin11000111010111010…
…11110111111000101
31021112102021021020220
430131131132333011
5204400031421440
610051334014553
7652356033150
oct143535367705
937472237226
1013379170245
1157462136a1
1227147a7459
131352acc2ac
1490cc6ac97
1553489d8d0
hex31d75efc5

13379170245 has 32 divisors (see below), whose sum is σ = 25752391680. Its totient is φ = 5794286400.

The previous prime is 13379170241. The next prime is 13379170253. The reversal of 13379170245 is 54207197331.

It is not a de Polignac number, because 13379170245 - 22 = 13379170241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13379170197 and 13379170206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13379170241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3351181 + ... + 3355170.

It is an arithmetic number, because the mean of its divisors is an integer number (804762240).

Almost surely, 213379170245 is an apocalyptic number.

13379170245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13379170245 is a deficient number, since it is larger than the sum of its proper divisors (12373221435).

13379170245 is a wasteful number, since it uses less digits than its factorization.

13379170245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706385.

The product of its (nonzero) digits is 158760, while the sum is 42.

The spelling of 13379170245 in words is "thirteen billion, three hundred seventy-nine million, one hundred seventy thousand, two hundred forty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 399 665 1995 6706351 20119053 33531755 46944457 100595265 127420669 140833371 234722285 382262007 637103345 704166855 891944683 1911310035 2675834049 4459723415 13379170245