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5450912880 = 243572463513
BaseRepresentation
bin1010001001110011…
…00101010001110000
3112001212212001202020
411010321211101300
542130413203010
62300515551440
7252035665200
oct50471452160
915055761666
105450912880
112347997586
1210815bb580
1368b3b7c4a
14399d1a400
1521d825470
hex144e65470

5450912880 has 120 divisors (see below), whose sum is σ = 19656701712. Its totient is φ = 1245920256.

The previous prime is 5450912801. The next prime is 5450912881. The reversal of 5450912880 is 882190545.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450912881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219997 + ... + 243516.

Almost surely, 25450912880 is an apocalyptic number.

It is an amenable number.

5450912880 is an abundant number, since it is smaller than the sum of its proper divisors (14205788832).

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

5450912880 is a wasteful number, since it uses less digits than its factorization.

5450912880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463543 (or 463530 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 5450912880 is about 73830.2978458031. The cubic root of 5450912880 is about 1759.9071145883.

The spelling of 5450912880 in words is "five billion, four hundred fifty million, nine hundred twelve thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 49 56 60 70 80 84 98 105 112 120 140 147 168 196 210 240 245 280 294 336 392 420 490 560 588 735 784 840 980 1176 1470 1680 1960 2352 2940 3920 5880 11760 463513 927026 1390539 1854052 2317565 2781078 3244591 3708104 4635130 5562156 6489182 6952695 7416208 9270260 9733773 11124312 12978364 13905390 16222955 18540520 19467546 22248624 22712137 25956728 27810780 32445910 37081040 38935092 45424274 48668865 51913456 55621560 64891820 68136411 77870184 90848548 97337730 111243120 113560685 129783640 136272822 155740368 181697096 194675460 227121370 259567280 272545644 340682055 363394192 389350920 454242740 545091288 681364110 778701840 908485480 1090182576 1362728220 1816970960 2725456440 5450912880