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13906190080 = 28523563839
BaseRepresentation
bin11001111001101111…
…11001111100000000
31022220010221122120001
430330313321330000
5211434441040310
610215521525344
71001415444136
oct147467717400
938803848501
1013906190080
115996755482
1228411a3854
131408054a53
1495cc57756
15565ca293a
hex33cdf9f00

13906190080 has 144 divisors (see below), whose sum is σ = 34861155840. Its totient is φ = 5304848384.

The previous prime is 13906189933. The next prime is 13906190099. The reversal of 13906190080 is 8009160931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16574301 + ... + 16575139.

It is an arithmetic number, because the mean of its divisors is an integer number (242091360).

Almost surely, 213906190080 is an apocalyptic number.

13906190080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13906190080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17430577920).

13906190080 is an abundant number, since it is smaller than the sum of its proper divisors (20954965760).

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

13906190080 is an equidigital number, since it uses as much as digits as its factorization.

13906190080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446 (or 1432 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 13906190080 in words is "thirteen billion, nine hundred six million, one hundred ninety thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 64 80 92 115 128 160 184 230 256 320 368 460 563 640 736 839 920 1126 1280 1472 1678 1840 2252 2815 2944 3356 3680 4195 4504 5630 5888 6712 7360 8390 9008 11260 12949 13424 14720 16780 18016 19297 22520 25898 26848 29440 33560 36032 38594 45040 51796 53696 64745 67120 72064 77188 90080 96485 103592 107392 129490 134240 144128 154376 180160 192970 207184 214784 258980 268480 308752 360320 385940 414368 472357 517960 536960 617504 720640 771880 828736 944714 1035920 1073920 1235008 1543760 1657472 1889428 2071840 2361785 2470016 3087520 3314944 3778856 4143680 4723570 4940032 6175040 7557712 8287360 9447140 10864211 12350080 15115424 16574720 18894280 21728422 24700160 30230848 37788560 43456844 54321055 60461696 75577120 86913688 108642110 120923392 151154240 173827376 217284220 302308480 347654752 434568440 604616960 695309504 869136880 1390619008 1738273760 2781238016 3476547520 6953095040 13906190080