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5215474040 = 235797119183
BaseRepresentation
bin1001101101101110…
…11101000101111000
3111110110211112101012
410312313131011320
541140130132130
62221305413052
7243146540450
oct46667350570
914413745335
105215474040
112236aa9927
12101679a188
136516a321a
14376950d60
15207d1a995
hex136ddd178

5215474040 has 64 divisors (see below), whose sum is σ = 13425730560. Its totient is φ = 1786227840.

The previous prime is 5215474039. The next prime is 5215474073. The reversal of 5215474040 is 404745125.

It is a junction number, because it is equal to n+sod(n) for n = 5215473988 and 5215474006.

It is a congruent number.

It is an unprimeable number.

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, 262289 + ... + 281471.

It is an arithmetic number, because the mean of its divisors is an integer number (209777040).

Almost surely, 25215474040 is an apocalyptic number.

It is an amenable number.

5215474040 is an abundant number, since it is smaller than the sum of its proper divisors (8210256520).

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

5215474040 is a wasteful number, since it uses less digits than its factorization.

5215474040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20172 (or 20168 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 5215474040 is about 72218.2389704983. The cubic root of 5215474040 is about 1734.1949984401.

The spelling of 5215474040 in words is "five billion, two hundred fifteen million, four hundred seventy-four thousand, forty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 971 1942 3884 4855 6797 7768 9710 13594 19183 19420 27188 33985 38366 38840 54376 67970 76732 95915 134281 135940 153464 191830 268562 271880 383660 537124 671405 767320 1074248 1342810 2685620 5371240 18626693 37253386 74506772 93133465 130386851 149013544 186266930 260773702 372533860 521547404 651934255 745067720 1043094808 1303868510 2607737020 5215474040