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48546972 = 2233617369
BaseRepresentation
bin1011100100110…
…0010010011100
310101100102221000
42321030102130
544412000342
64452310300
71126433235
oct271142234
9111312830
1048546972
1125449071
1214312390
13a099c26
14663a08c
1543de44c
hex2e4c49c

48546972 has 48 divisors (see below), whose sum is σ = 127943200. Its totient is φ = 15914880.

The previous prime is 48546959. The next prime is 48546983. The reversal of 48546972 is 27964584.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2904 + ... + 10272.

Almost surely, 248546972 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 48546972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63971600).

48546972 is an abundant number, since it is smaller than the sum of its proper divisors (79396228).

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

48546972 is a wasteful number, since it uses less digits than its factorization.

48546972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7443 (or 7435 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 48546972 is about 6967.5657155136. The cubic root of 48546972 is about 364.7993442682.

The spelling of 48546972 in words is "forty-eight million, five hundred forty-six thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 61 108 122 183 244 366 549 732 1098 1647 2196 3294 6588 7369 14738 22107 29476 44214 66321 88428 132642 198963 265284 397926 449509 795852 899018 1348527 1798036 2697054 4045581 5394108 8091162 12136743 16182324 24273486 48546972