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48974581635220 = 22561311400732213
BaseRepresentation
bin10110010001010110010001…
…00010101001100010010100
320102101220221210121010021001
423020223020202221202110
522404344420344311340
6252054340123033044
713213203534220243
oct1310531042514224
9212356853533231
1048974581635220
111467200462855a
1255ab72836b784
13214338b34c607
14c1454d43295a
1559de1bb3629a
hex2c8ac88a9894

48974581635220 has 96 divisors (see below), whose sum is σ = 104898177086976. Its totient is φ = 19201341273600.

The previous prime is 48974581635191. The next prime is 48974581635229. The reversal of 48974581635220 is 2253618547984.

It is a super-3 number, since 3×489745816352203 (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48974581635229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1520319834 + ... + 1520352046.

It is an arithmetic number, because the mean of its divisors is an integer number (1092689344656).

It is a 1-persistent number, because it is pandigital, but 2⋅48974581635220 = 97949163270440 is not.

Almost surely, 248974581635220 is an apocalyptic number.

It is an amenable number.

48974581635220 is an abundant number, since it is smaller than the sum of its proper divisors (55923595451756).

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

48974581635220 is a wasteful number, since it uses less digits than its factorization.

48974581635220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36601 (or 36599 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 64.

The spelling of 48974581635220 in words is "forty-eight trillion, nine hundred seventy-four billion, five hundred eighty-one million, six hundred thirty-five thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 61 122 244 305 311 610 622 1220 1244 1555 3110 4007 6220 8014 16028 18971 20035 32213 37942 40070 64426 75884 80140 94855 128852 161065 189710 244427 322130 379420 488854 644260 977708 1222135 1246177 1964993 2444270 2492354 3929986 4888540 4984708 6230885 7859972 9824965 10018243 12461770 19649930 20036486 24923540 39299860 40072972 50091215 76016797 100182430 129077491 152033594 200364860 258154982 304067188 380083985 516309964 611112823 645387455 760167970 1222225646 1290774910 1520335940 2444451292 2581549820 3055564115 6111128230 7873726951 12222256460 15747453902 31494907804 39368634755 40143099701 78737269510 80286199402 157474539020 160572398804 200715498505 401430997010 802861994020 2448729081761 4897458163522 9794916327044 12243645408805 24487290817610 48974581635220