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5214428868 = 22311291362181
BaseRepresentation
bin1001101101100110…
…11101111011000100
3111110101212102200010
410312303131323010
541134343210433
62221231150220
7243134625345
oct46663357304
914411772603
105214428868
112236455650
121016375370
136513c858c
1437675c0cc
15207bb0e63
hex136cddec4

5214428868 has 48 divisors (see below), whose sum is σ = 13730794560. Its totient is φ = 1525641600.

The previous prime is 5214428861. The next prime is 5214428917. The reversal of 5214428868 is 8688244125.

It is a super-2 number, since 2×52144288682 = 54380536838863522848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5214428861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677263 + ... + 684918.

It is an arithmetic number, because the mean of its divisors is an integer number (286058220).

Almost surely, 25214428868 is an apocalyptic number.

5214428868 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

5214428868 is an abundant number, since it is smaller than the sum of its proper divisors (8516365692).

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

5214428868 is a wasteful number, since it uses less digits than its factorization.

5214428868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362228 (or 1362226 counting only the distinct ones).

The product of its digits is 983040, while the sum is 48.

The square root of 5214428868 is about 72211.0024026810. The cubic root of 5214428868 is about 1734.0791474724.

The spelling of 5214428868 in words is "five billion, two hundred fourteen million, four hundred twenty-eight thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 29 33 44 58 66 87 116 132 174 319 348 638 957 1276 1914 3828 1362181 2724362 4086543 5448724 8173086 14983991 16346172 29967982 39503249 44951973 59935964 79006498 89903946 118509747 158012996 179807892 237019494 434535739 474038988 869071478 1303607217 1738142956 2607214434 5214428868