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137954400 = 25352471223
BaseRepresentation
bin10000011100100…
…00010001100000
3100121120210212020
420032100101200
5240304020100
621404501440
73263410263
oct1016202140
9317523766
10137954400
1170965201
123a24a880
132277222c
1414470cda
15c1a05a0
hex8390460

137954400 has 144 divisors (see below), whose sum is σ = 458970624. Its totient is φ = 35975680.

The previous prime is 137954393. The next prime is 137954417. The reversal of 137954400 is 4459731.

137954400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112189 + ... + 113411.

It is an arithmetic number, because the mean of its divisors is an integer number (3187296).

Almost surely, 2137954400 is an apocalyptic number.

137954400 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 137954400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229485312).

137954400 is an abundant number, since it is smaller than the sum of its proper divisors (321016224).

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

137954400 is a wasteful number, since it uses less digits than its factorization.

137954400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293 (or 1280 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 137954400 is about 11745.3990992218. The cubic root of 137954400 is about 516.7079999306.

The spelling of 137954400 in words is "one hundred thirty-seven million, nine hundred fifty-four thousand, four hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 47 48 50 60 75 80 94 96 100 120 141 150 160 188 200 235 240 282 300 376 400 470 480 564 600 705 752 800 940 1128 1175 1200 1223 1410 1504 1880 2256 2350 2400 2446 2820 3525 3669 3760 4512 4700 4892 5640 6115 7050 7338 7520 9400 9784 11280 12230 14100 14676 18345 18800 19568 22560 24460 28200 29352 30575 36690 37600 39136 48920 56400 57481 58704 61150 73380 91725 97840 112800 114962 117408 122300 146760 172443 183450 195680 229924 244600 287405 293520 344886 366900 459848 489200 574810 587040 689772 733800 862215 919696 978400 1149620 1379544 1437025 1467600 1724430 1839392 2299240 2759088 2874050 2935200 3448860 4311075 4598480 5518176 5748100 6897720 8622150 9196960 11496200 13795440 17244300 22992400 27590880 34488600 45984800 68977200 137954400