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379338680 = 23571779693
BaseRepresentation
bin10110100111000…
…011111110111000
3222102210101211202
4112213003332320
51234102314210
6101350313332
712254216450
oct2647037670
9872711752
10379338680
11185143846
12a7058848
1360789176
1438546d60
15234819a5
hex169c3fb8

379338680 has 64 divisors (see below), whose sum is σ = 1032834240. Its totient is φ = 122406912.

The previous prime is 379338677. The next prime is 379338691. The reversal of 379338680 is 86833973.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35087 + ... + 44606.

It is an arithmetic number, because the mean of its divisors is an integer number (16138035).

Almost surely, 2379338680 is an apocalyptic number.

It is an amenable number.

379338680 is an abundant number, since it is smaller than the sum of its proper divisors (653495560).

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

379338680 is a wasteful number, since it uses less digits than its factorization.

379338680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79728 (or 79724 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 379338680 is about 19476.6188030674. The cubic root of 379338680 is about 723.8952210425.

The spelling of 379338680 in words is "three hundred seventy-nine million, three hundred thirty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 17 20 28 34 35 40 56 68 70 85 119 136 140 170 238 280 340 476 595 680 952 1190 2380 4760 79693 159386 318772 398465 557851 637544 796930 1115702 1354781 1593860 2231404 2709562 2789255 3187720 4462808 5419124 5578510 6773905 9483467 10838248 11157020 13547810 18966934 22314040 27095620 37933868 47417335 54191240 75867736 94834670 189669340 379338680