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13122750050 = 2522361187067
BaseRepresentation
bin11000011100010110…
…10100011001100010
31020212112202202212122
430032023110121202
5203333411000200
610010054024242
7643123351334
oct141613243142
936775682778
1013122750050
1156244a5383
122662948082
13131194c577
148c6b9d454
1551c0ec385
hex30e2d4662

13122750050 has 48 divisors (see below), whose sum is σ = 25887218112. Its totient is φ = 4938542400.

The previous prime is 13122750049. The next prime is 13122750059. The reversal of 13122750050 is 5005722131.

It is not an unprimeable number, because it can be changed into a prime (13122750059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23384 + ... + 163683.

It is an arithmetic number, because the mean of its divisors is an integer number (539317044).

Almost surely, 213122750050 is an apocalyptic number.

13122750050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13122750050 is a deficient number, since it is larger than the sum of its proper divisors (12764468062).

13122750050 is a wasteful number, since it uses less digits than its factorization.

13122750050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187163 (or 187158 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The spelling of 13122750050 in words is "thirteen billion, one hundred twenty-two million, seven hundred fifty thousand, fifty".

Divisors: 1 2 5 10 23 25 46 50 61 115 122 230 305 575 610 1150 1403 1525 2806 3050 7015 14030 35075 70150 187067 374134 935335 1870670 4302541 4676675 8605082 9353350 11411087 21512705 22822174 43025410 57055435 107563525 114110870 215127050 262455001 285277175 524910002 570554350 1312275005 2624550010 6561375025 13122750050