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5450202420 = 22351344315773
BaseRepresentation
bin1010001001101101…
…10111110100110100
3112001211111222011220
411010312313310310
542130222434140
62300452430340
7252026645655
oct50466676464
915054458156
105450202420
112347551823
1210813183b0
1368b1c9760
14399bb352c
1521d734bd0
hex144db7d34

5450202420 has 96 divisors (see below), whose sum is σ = 16472598912. Its totient is φ = 1338475008.

The previous prime is 5450202403. The next prime is 5450202437. The reversal of 5450202420 is 242020545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5450202403) and next prime (5450202437).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337654 + ... + 353426.

It is an arithmetic number, because the mean of its divisors is an integer number (171589572).

Almost surely, 25450202420 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 5450202420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8236299456).

5450202420 is an abundant number, since it is smaller than the sum of its proper divisors (11022396492).

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

5450202420 is a wasteful number, since it uses less digits than its factorization.

5450202420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16241 (or 16239 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 5450202420 is about 73825.4862496685. The cubic root of 5450202420 is about 1759.8306504582.

Adding to 5450202420 its reverse (242020545), we get a palindrome (5692222965).

The spelling of 5450202420 in words is "five billion, four hundred fifty million, two hundred two thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 443 780 886 1329 1772 2215 2658 4430 5316 5759 6645 8860 11518 13290 15773 17277 23036 26580 28795 31546 34554 47319 57590 63092 69108 78865 86385 94638 115180 157730 172770 189276 205049 236595 315460 345540 410098 473190 615147 820196 946380 1025245 1230294 2050490 2460588 3075735 4100980 6151470 6987439 12302940 13974878 20962317 27949756 34937195 41924634 69874390 83849268 90836707 104811585 139748780 181673414 209623170 272510121 363346828 419246340 454183535 545020242 908367070 1090040484 1362550605 1816734140 2725101210 5450202420