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22050134148 = 22371487176531
BaseRepresentation
bin10100100010010010…
…100101100010000100
32002220201012212121010
4110202102211202010
5330124313243043
614044002522220
71410265022250
oct244222454204
962821185533
1022050134148
1193957a9169
124334666370
132105356473
1410d26b1260
15890c33133
hex5224a5884

22050134148 has 48 divisors (see below), whose sum is σ = 58840233984. Its totient is φ = 6295765920.

The previous prime is 22050134147. The next prime is 22050134159. The reversal of 22050134148 is 84143105022.

It is not an unprimeable number, because it can be changed into a prime (22050134147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36643 + ... + 213173.

It is an arithmetic number, because the mean of its divisors is an integer number (1225838208).

Almost surely, 222050134148 is an apocalyptic number.

22050134148 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22050134148 is an abundant number, since it is smaller than the sum of its proper divisors (36790099836).

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

22050134148 is a wasteful number, since it uses less digits than its factorization.

22050134148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178032 (or 178030 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 22050134148 in words is "twenty-two billion, fifty million, one hundred thirty-four thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1487 2974 4461 5948 8922 10409 17844 20818 31227 41636 62454 124908 176531 353062 529593 706124 1059186 1235717 2118372 2471434 3707151 4942868 7414302 14828604 262501597 525003194 787504791 1050006388 1575009582 1837511179 3150019164 3675022358 5512533537 7350044716 11025067074 22050134148