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13383755240 = 2351731634903
BaseRepresentation
bin11000111011011101…
…11110010111101000
31021112201220012200112
430131232332113220
5204402220131430
610052020153452
7652443020402
oct143556762750
937481805615
1013383755240
115748865449
122716238888
131353a461cb
1490d701b72
15534ea7195
hex31dbbe5e8

13383755240 has 64 divisors (see below), whose sum is σ = 32913423360. Its totient is φ = 4876047360.

The previous prime is 13383755237. The next prime is 13383755243. The reversal of 13383755240 is 4255738331.

It is an interprime number because it is at equal distance from previous prime (13383755237) and next prime (13383755243).

It is not an unprimeable number, because it can be changed into a prime (13383755243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296372 + ... + 338531.

It is an arithmetic number, because the mean of its divisors is an integer number (514272240).

Almost surely, 213383755240 is an apocalyptic number.

13383755240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13383755240 is an abundant number, since it is smaller than the sum of its proper divisors (19529668120).

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

13383755240 is a wasteful number, since it uses less digits than its factorization.

13383755240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634962 (or 634958 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 13383755240 in words is "thirteen billion, three hundred eighty-three million, seven hundred fifty-five thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 17 20 31 34 40 62 68 85 124 136 155 170 248 310 340 527 620 680 1054 1240 2108 2635 4216 5270 10540 21080 634903 1269806 2539612 3174515 5079224 6349030 10793351 12698060 19681993 21586702 25396120 39363986 43173404 53966755 78727972 86346808 98409965 107933510 157455944 196819930 215867020 334593881 393639860 431734040 669187762 787279720 1338375524 1672969405 2676751048 3345938810 6691877620 13383755240