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379148782928 = 24179221151169
BaseRepresentation
bin1011000010001110000…
…01110100110101010000
31100020122112022210102212
411201013001310311100
522202444042023203
6450102322131252
736251442323456
oct5410701646520
91306575283385
10379148782928
111368836703a3
12615941b0b28
13299a47ba486
14144cac1c9d6
159ce108a1d8
hex5847074d50

379148782928 has 40 divisors (see below), whose sum is σ = 777902074920. Its totient is φ = 178402426880.

The previous prime is 379148782921. The next prime is 379148782937. The reversal of 379148782928 is 829287841973.

It can be written as a sum of positive squares in 4 ways, for example, as 305733796624 + 73414986304 = 552932^2 + 270952^2 .

It is a Harshad number since it is a multiple of its sum of digits (68).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379148782921) 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, 2432528 + ... + 2583696.

It is an arithmetic number, because the mean of its divisors is an integer number (19447551873).

Almost surely, 2379148782928 is an apocalyptic number.

It is an amenable number.

379148782928 is an abundant number, since it is smaller than the sum of its proper divisors (398753291992).

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

379148782928 is a wasteful number, since it uses less digits than its factorization.

379148782928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160415 (or 160409 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 68.

The spelling of 379148782928 in words is "three hundred seventy-nine billion, one hundred forty-eight million, seven hundred eighty-two thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 16 17 34 68 136 272 9221 18442 36884 73768 147536 151169 156757 302338 313514 604676 627028 1209352 1254056 2418704 2508112 2569873 5139746 10279492 20558984 41117968 1393929349 2787858698 5575717396 11151434792 22302869584 23696798933 47393597866 94787195732 189574391464 379148782928