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54298832880 = 2435511344249
BaseRepresentation
bin110010100100011101…
…100110111111110000
312012011011211111201110
4302210131212333300
51342201000123010
640540004233320
73631401315135
oct624435467760
9165134744643
1054298832880
11210343038a6
12a63469b840
135174570c16
1428b163258c
15162be98120
hexca4766ff0

54298832880 has 80 divisors (see below), whose sum is σ = 168363108000. Its totient is φ = 14476529664.

The previous prime is 54298832873. The next prime is 54298832897. The reversal of 54298832880 is 8823889245.

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

It is a self number, because there is not a number n which added to its sum of digits gives 54298832880.

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, 1204996 + ... + 1249244.

It is an arithmetic number, because the mean of its divisors is an integer number (2104538850).

Almost surely, 254298832880 is an apocalyptic number.

It is an amenable number.

54298832880 is an abundant number, since it is smaller than the sum of its proper divisors (114064275120).

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

54298832880 is a wasteful number, since it uses less digits than its factorization.

54298832880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49378 (or 49372 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 54298832880 in words is "fifty-four billion, two hundred ninety-eight million, eight hundred thirty-two thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 5113 10226 15339 20452 25565 30678 40904 44249 51130 61356 76695 81808 88498 102260 122712 132747 153390 176996 204520 221245 245424 265494 306780 353992 409040 442490 530988 613560 663735 707984 884980 1061976 1227120 1327470 1769960 2123952 2654940 3539920 5309880 10619760 226245137 452490274 678735411 904980548 1131225685 1357470822 1809961096 2262451370 2714941644 3393677055 3619922192 4524902740 5429883288 6787354110 9049805480 10859766576 13574708220 18099610960 27149416440 54298832880