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48121720084 = 2232533698257
BaseRepresentation
bin101100110100010001…
…110010110100010100
311121012200111122222001
4230310101302310110
51242023130020314
634035023245044
73322333605004
oct546421626424
9147180448861
1048121720084
11194545025a9
1293aba49784
1346cb8a24a9
1424870bc004
1513b9a27674
hexb34472d14

48121720084 has 12 divisors (see below), whose sum is σ = 84238920724. Its totient is φ = 24053457024.

The previous prime is 48121720061. The next prime is 48121720093. The reversal of 48121720084 is 48002712184.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30213392400 + 17908327684 = 173820^2 + 133822^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836117 + ... + 1862140.

Almost surely, 248121720084 is an apocalyptic number.

It is an amenable number.

48121720084 is a deficient number, since it is larger than the sum of its proper divisors (36117200640).

48121720084 is a wasteful number, since it uses less digits than its factorization.

48121720084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701514 (or 3701512 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The spelling of 48121720084 in words is "forty-eight billion, one hundred twenty-one million, seven hundred twenty thousand, eighty-four".

Divisors: 1 2 4 3253 6506 13012 3698257 7396514 14793028 12030430021 24060860042 48121720084