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48005285244 = 22371274499933
BaseRepresentation
bin101100101101010101…
…101000010101111100
311120220120102011101120
4230231111220111330
51241303323111434
634015303510540
73316421122560
oct545525502574
9146816364346
1048005285244
11193a4806364
129378a58450
1346b0726237
14247584d6a0
1513ae6c8349
hexb2d56857c

48005285244 has 48 divisors (see below), whose sum is σ = 129022107648. Its totient is φ = 13607794368.

The previous prime is 48005285243. The next prime is 48005285299. The reversal of 48005285244 is 44258250084.

It is a super-2 number, since 2×480052852442 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 48005285196 and 48005285205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48005285243) by changing a digit.

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, 2239299 + ... + 2260634.

It is an arithmetic number, because the mean of its divisors is an integer number (2687960576).

Almost surely, 248005285244 is an apocalyptic number.

It is an amenable number.

48005285244 is an abundant number, since it is smaller than the sum of its proper divisors (81016822404).

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

48005285244 is a wasteful number, since it uses less digits than its factorization.

48005285244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500074 (or 4500072 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 42.

The spelling of 48005285244 in words is "forty-eight billion, five million, two hundred eighty-five thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 127 254 381 508 762 889 1524 1778 2667 3556 5334 10668 4499933 8999866 13499799 17999732 26999598 31499531 53999196 62999062 94498593 125998124 188997186 377994372 571491491 1142982982 1714474473 2285965964 3428948946 4000440437 6857897892 8000880874 12001321311 16001761748 24002642622 48005285244