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1906056960 = 28351393571
BaseRepresentation
bin111000110011100…
…0001111100000000
311220211120201121020
41301213001330000
512400422310320
6513045225440
765143134243
oct16147017400
94824521536
101906056960
11898a12895
12452402280
13244b74772
1414120325a
15b2507940
hex719c1f00

1906056960 has 144 divisors (see below), whose sum is σ = 6132981120. Its totient is φ = 504483840.

The previous prime is 1906056959. The next prime is 1906056973. The reversal of 1906056960 is 696506091.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531975 + ... + 535545.

Almost surely, 21906056960 is an apocalyptic number.

1906056960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1906056960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3066490560).

1906056960 is an abundant number, since it is smaller than the sum of its proper divisors (4226924160).

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

1906056960 is a wasteful number, since it uses less digits than its factorization.

1906056960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734 (or 3720 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 1906056960 is about 43658.4122478131. The cubic root of 1906056960 is about 1239.8770603055.

The spelling of 1906056960 in words is "one billion, nine hundred six million, fifty-six thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 139 160 192 240 256 278 320 384 417 480 556 640 695 768 834 960 1112 1280 1390 1668 1920 2085 2224 2780 3336 3571 3840 4170 4448 5560 6672 7142 8340 8896 10713 11120 13344 14284 16680 17792 17855 21426 22240 26688 28568 33360 35584 35710 42852 44480 53376 53565 57136 66720 71420 85704 88960 106752 107130 114272 133440 142840 171408 177920 214260 228544 266880 285680 342816 428520 457088 496369 533760 571360 685632 857040 914176 992738 1142720 1371264 1489107 1714080 1985476 2285440 2481845 2742528 2978214 3428160 3970952 4570880 4963690 5956428 6856320 7445535 7941904 9927380 11912856 13712640 14891070 15883808 19854760 23825712 29782140 31767616 39709520 47651424 59564280 63535232 79419040 95302848 119128560 127070464 158838080 190605696 238257120 317676160 381211392 476514240 635352320 953028480 1906056960