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2380408408 = 2371731791021
BaseRepresentation
bin1000110111100010…
…0010011001011000
320010220011021110101
42031320202121120
514333341032113
61032112225144
7112663065130
oct21570423130
96126137411
102380408408
111011751084
1256523b1b4
132bc2193b1
141881ddac0
15ddea62dd
hex8de22658

2380408408 has 128 divisors (see below), whose sum is σ = 5651251200. Its totient is φ = 916531200.

The previous prime is 2380408379. The next prime is 2380408417. The reversal of 2380408408 is 8048040832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2330938 + ... + 2331958.

It is an arithmetic number, because the mean of its divisors is an integer number (44150400).

Almost surely, 22380408408 is an apocalyptic number.

2380408408 is a gapful number since it is divisible by the number (28) 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 2380408408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2825625600).

2380408408 is an abundant number, since it is smaller than the sum of its proper divisors (3270842792).

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

2380408408 is a wasteful number, since it uses less digits than its factorization.

2380408408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1157 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 37.

The square root of 2380408408 is about 48789.4292649545. The cubic root of 2380408408 is about 1335.2128148061.

The spelling of 2380408408 in words is "two billion, three hundred eighty million, four hundred eight thousand, four hundred eight".

Divisors: 1 2 4 7 8 14 17 28 31 34 56 62 68 79 119 124 136 158 217 238 248 316 434 476 527 553 632 868 952 1021 1054 1106 1343 1736 2042 2108 2212 2449 2686 3689 4084 4216 4424 4898 5372 7147 7378 8168 9401 9796 10744 14294 14756 17143 17357 18802 19592 28588 29512 31651 34286 34714 37604 41633 57176 63302 68572 69428 75208 80659 83266 121499 126604 137144 138856 161318 166532 221557 242998 253208 291431 322636 333064 443114 485996 538067 564613 582862 645272 886228 971992 1076134 1129226 1165724 1371203 1772456 2152268 2258452 2331448 2500429 2742406 3766469 4304536 4516904 5000858 5484812 7532938 9598421 10001716 10969624 15065876 17503003 19196842 20003432 30131752 35006006 38393684 42507293 70012012 76787368 85014586 140024024 170029172 297551051 340058344 595102102 1190204204 2380408408