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22088376020 = 22513926872957
BaseRepresentation
bin10100100100100100…
…011101111011010100
32010000101011202120202
4110210210131323110
5330214111013040
614051450320032
71411241045504
oct244444357324
963011152522
1022088376020
119405348917
124345429018
1321102559a9
1410d77c7a04
15894289015
hex52491ded4

22088376020 has 48 divisors (see below), whose sum is σ = 46752491520. Its totient is φ = 8765556864.

The previous prime is 22088376007. The next prime is 22088376043. The reversal of 22088376020 is 2067388022.

It is a super-2 number, since 2×220883760202 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7468382 + ... + 7471338.

It is an arithmetic number, because the mean of its divisors is an integer number (974010240).

Almost surely, 222088376020 is an apocalyptic number.

22088376020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22088376020 is an abundant number, since it is smaller than the sum of its proper divisors (24664115500).

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

22088376020 is a wasteful number, since it uses less digits than its factorization.

22088376020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792 (or 5790 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 22088376020 in words is "twenty-two billion, eighty-eight million, three hundred seventy-six thousand, twenty".

Divisors: 1 2 4 5 10 20 139 278 556 695 1390 2687 2780 2957 5374 5914 10748 11828 13435 14785 26870 29570 53740 59140 373493 411023 746986 822046 1493972 1644092 1867465 2055115 3734930 4110230 7469860 7945459 8220460 15890918 31781836 39727295 79454590 158909180 1104418801 2208837602 4417675204 5522094005 11044188010 22088376020