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676226351250 = 2325477532
BaseRepresentation
bin10011101011100100011…
…10110100000010010010
32101122110101011220120200
421311302032310002102
542034402421220000
61234353141320030
766566343101142
oct11656216640222
92348411156520
10676226351250
112408711674aa
12ab082a06016
134b9ca023168
1424a2db8a922
15128cbdc8500
hex9d723b4092

676226351250 has 90 divisors (see below), whose sum is σ = 1831096484217. Its totient is φ = 180303768000.

The previous prime is 676226351239. The next prime is 676226351263. The reversal of 676226351250 is 52153622676.

676226351250 is a `hidden beast` number, since 6 + 7 + 6 + 2 + 2 + 635 + 1 + 2 + 5 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 119288035161 + 556938316089 = 345381^2 + 746283^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is an ABA number since it can be written as A⋅BA, here for A=2, B=581475.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 676226351196 and 676226351205.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 87217374 + ... + 87225126.

Almost surely, 2676226351250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 676226351250

676226351250 is an abundant number, since it is smaller than the sum of its proper divisors (1154870132967).

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

676226351250 is an frugal number, since it uses more digits than its factorization.

676226351250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15534 (or 7763 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 676226351250 in words is "six hundred seventy-six billion, two hundred twenty-six million, three hundred fifty-one thousand, two hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 125 150 225 250 375 450 625 750 1125 1250 1875 2250 3750 5625 7753 11250 15506 23259 38765 46518 69777 77530 116295 139554 193825 232590 348885 387650 581475 697770 969125 1162950 1744425 1938250 2907375 3488850 4845625 5814750 8722125 9691250 14536875 17444250 29073750 43610625 60109009 87221250 120218018 180327027 300545045 360654054 540981081 601090090 901635135 1081962162 1502725225 1803270270 2704905405 3005450450 4508175675 5409810810 7513626125 9016351350 13524527025 15027252250 22540878375 27049054050 37568130625 45081756750 67622635125 75136261250 112704391875 135245270250 225408783750 338113175625 676226351250