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5468893820 = 2251327177617
BaseRepresentation
bin1010001011111100…
…01011001001111100
3112010010200120221222
411011332023021330
542200014100240
62302401212512
7252344554565
oct50576131174
915103616858
105468893820
112357058965
121087631138
13692042360
1439c47b16c
152201c7eb5
hex145f8b27c

5468893820 has 48 divisors (see below), whose sum is σ = 12413912448. Its totient is φ = 2011806720.

The previous prime is 5468893753. The next prime is 5468893841. The reversal of 5468893820 is 283988645.

It is a super-2 number, since 2×54688938202 = 59817599228868384800, which contains 22 as substring.

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, 31652 + ... + 109268.

It is an arithmetic number, because the mean of its divisors is an integer number (258623176).

Almost surely, 25468893820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5468893820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6206956224).

5468893820 is an abundant number, since it is smaller than the sum of its proper divisors (6945018628).

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

5468893820 is a wasteful number, since it uses less digits than its factorization.

5468893820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77910 (or 77908 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 53.

The square root of 5468893820 is about 73951.9696830314. The cubic root of 5468893820 is about 1761.8401273380.

The spelling of 5468893820 in words is "five billion, four hundred sixty-eight million, eight hundred ninety-three thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 271 542 1084 1355 2710 3523 5420 7046 14092 17615 35230 70460 77617 155234 310468 388085 776170 1009021 1552340 2018042 4036084 5045105 10090210 20180420 21034207 42068414 84136828 105171035 210342070 273444691 420684140 546889382 1093778764 1367223455 2734446910 5468893820