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10906906050 = 232521271391373
BaseRepresentation
bin10100010100001101…
…00010110111000010
31001011010021020100100
422022012202313002
5134314131443200
65002140503230
7534166112625
oct121206426702
931133236310
1010906906050
114697733a47
12214484ab16
13104a861381
14756799dbc
1543c800d00
hex28a1a2dc2

10906906050 has 144 divisors (see below), whose sum is σ = 29768094720. Its totient is φ = 2862760320.

The previous prime is 10906906039. The next prime is 10906906051. The reversal of 10906906050 is 5060960901.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10906905996 and 10906906014.

It is not an unprimeable number, because it can be changed into a prime (10906906051) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7943164 + ... + 7944536.

It is an arithmetic number, because the mean of its divisors is an integer number (206722880).

Almost surely, 210906906050 is an apocalyptic number.

10906906050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10906906050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14884047360).

10906906050 is an abundant number, since it is smaller than the sum of its proper divisors (18861188670).

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

10906906050 is a wasteful number, since it uses less digits than its factorization.

10906906050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657 (or 1649 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The spelling of 10906906050 in words is "ten billion, nine hundred six million, nine hundred six thousand, fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 127 139 150 225 254 278 381 417 450 635 695 762 834 1143 1251 1270 1373 1390 1905 2085 2286 2502 2746 3175 3475 3810 4119 4170 5715 6255 6350 6865 6950 8238 9525 10425 11430 12357 12510 13730 17653 19050 20595 20850 24714 28575 31275 34325 35306 41190 52959 57150 61785 62550 68650 88265 102975 105918 123570 158877 174371 176530 190847 205950 264795 308925 317754 348742 381694 441325 523113 529590 572541 617850 794385 871855 882650 954235 1046226 1145082 1323975 1569339 1588770 1717623 1743710 1908470 2615565 2647950 2862705 3138678 3435246 3971925 4359275 4771175 5231130 5725410 7846695 7943850 8588115 8718550 9542350 13077825 14313525 15693390 17176230 24237569 26155650 28627050 39233475 42940575 48475138 72712707 78466950 85881150 121187845 145425414 218138121 242375690 363563535 436276242 605939225 727127070 1090690605 1211878450 1817817675 2181381210 3635635350 5453453025 10906906050