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13419479392 = 2511317117321
BaseRepresentation
bin11000111111101110…
…10000000101100000
31021122020010012000021
430133313100011200
5204440341320032
610055334003224
7653355456424
oct143767200540
937566105007
1013419479392
115766a45540
1227261a6514
13135b273767
14914360b84
155381b2097
hex31fdd0160

13419479392 has 96 divisors (see below), whose sum is σ = 30171875328. Its totient is φ = 5819520000.

The previous prime is 13419479383. The next prime is 13419479393. The reversal of 13419479392 is 29397491431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13419479393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 766092 + ... + 783412.

It is an arithmetic number, because the mean of its divisors is an integer number (314290368).

Almost surely, 213419479392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13419479392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15085937664).

13419479392 is an abundant number, since it is smaller than the sum of its proper divisors (16752395936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13419479392 is a wasteful number, since it uses less digits than its factorization.

13419479392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17444 (or 17436 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 52.

The spelling of 13419479392 in words is "thirteen billion, four hundred nineteen million, four hundred seventy-nine thousand, three hundred ninety-two".

Divisors: 1 2 4 8 11 16 22 31 32 44 62 71 88 124 142 176 248 284 341 352 496 568 682 781 992 1136 1364 1562 2201 2272 2728 3124 4402 5456 6248 8804 10912 12496 17321 17608 24211 24992 34642 35216 48422 69284 70432 96844 138568 190531 193688 277136 381062 387376 536951 554272 762124 774752 1073902 1229791 1524248 2147804 2459582 3048496 4295608 4919164 5906461 6096992 8591216 9838328 11812922 13527701 17182432 19676656 23625844 27055402 38123521 39353312 47251688 54110804 76247042 94503376 108221608 152494084 189006752 216443216 304988168 419358731 432886432 609976336 838717462 1219952672 1677434924 3354869848 6709739696 13419479392