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47880608 = 2519611291
BaseRepresentation
bin1011011010100…
…1100110100000
310100002120211212
42312221212200
544224134413
64430125252
71120656416
oct266514640
9110076755
1047880608
1125033456
1214050828
139bc5829
1465052b6
15430bca8
hex2da99a0

47880608 has 48 divisors (see below), whose sum is σ = 100931040. Its totient is φ = 22291200.

The previous prime is 47880607. The next prime is 47880617. The reversal of 47880608 is 80608874.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (47880601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36443 + ... + 37733.

It is an arithmetic number, because the mean of its divisors is an integer number (2102730).

Almost surely, 247880608 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 47880608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50465520).

47880608 is an abundant number, since it is smaller than the sum of its proper divisors (53050432).

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

47880608 is a wasteful number, since it uses less digits than its factorization.

47880608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381 (or 1373 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 47880608 is about 6919.5814902348. The cubic root of 47880608 is about 363.1225494190.

The spelling of 47880608 in words is "forty-seven million, eight hundred eighty thousand, six hundred eight".

Divisors: 1 2 4 8 16 19 32 38 61 76 122 152 244 304 488 608 976 1159 1291 1952 2318 2582 4636 5164 9272 10328 18544 20656 24529 37088 41312 49058 78751 98116 157502 196232 315004 392464 630008 784928 1260016 1496269 2520032 2992538 5985076 11970152 23940304 47880608