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379083780 = 22335702007
BaseRepresentation
bin10110100110000…
…101110000000100
3222102022110012000
4112212011300010
51234021140110
6101341025300
712252105345
oct2646056004
9872273160
10379083780
11184a8a289
12a6b55230
13606ca13a
14384bc0cc
15234311c0
hex16985c04

379083780 has 48 divisors (see below), whose sum is σ = 1179373440. Its totient is φ = 101088864.

The previous prime is 379083767. The next prime is 379083823. The reversal of 379083780 is 87380973.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350464 + ... + 351543.

It is an arithmetic number, because the mean of its divisors is an integer number (24570280).

Almost surely, 2379083780 is an apocalyptic number.

379083780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

379083780 is an abundant number, since it is smaller than the sum of its proper divisors (800289660).

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

379083780 is a wasteful number, since it uses less digits than its factorization.

379083780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702025 (or 702017 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 379083780 is about 19470.0739597979. The cubic root of 379083780 is about 723.7330421005.

The spelling of 379083780 in words is "three hundred seventy-nine million, eighty-three thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 702007 1404014 2106021 2808028 3510035 4212042 6318063 7020070 8424084 10530105 12636126 14040140 18954189 21060210 25272252 31590315 37908378 42120420 63180630 75816756 94770945 126361260 189541890 379083780