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48400000080 = 2435296954023
BaseRepresentation
bin101101000100110111…
…010110010001010000
311121221002010202100120
4231010313112101100
51243110400000310
634122403550240
73332253132645
oct550467262120
9147832122316
1048400000080
11195875a1473
12946908b380
134744437003
1424b2039dcc
1513d4195b70
hexb44dd6450

48400000080 has 80 divisors (see below), whose sum is σ = 155213815680. Its totient is φ = 12461607424.

The previous prime is 48400000063. The next prime is 48400000133. The reversal of 48400000080 is 8000000484.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3470052 + ... + 3483971.

It is an arithmetic number, because the mean of its divisors is an integer number (1940172696).

Almost surely, 248400000080 is an apocalyptic number.

48400000080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48400000080 is an abundant number, since it is smaller than the sum of its proper divisors (106813815600).

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

48400000080 is a wasteful number, since it uses less digits than its factorization.

48400000080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6954068 (or 6954062 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The spelling of 48400000080 in words is "forty-eight billion, four hundred million, eighty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 40 48 58 60 80 87 116 120 145 174 232 240 290 348 435 464 580 696 870 1160 1392 1740 2320 3480 6960 6954023 13908046 20862069 27816092 34770115 41724138 55632184 69540230 83448276 104310345 111264368 139080460 166896552 201666667 208620690 278160920 333793104 403333334 417241380 556321840 605000001 806666668 834482760 1008333335 1210000002 1613333336 1668965520 2016666670 2420000004 3025000005 3226666672 4033333340 4840000008 6050000010 8066666680 9680000016 12100000020 16133333360 24200000040 48400000080