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468254040 = 233531112547
BaseRepresentation
bin11011111010001…
…111110101011000
31012122002202210020
4123322033311120
51424333112130
6114244150440
714414044062
oct3372176530
91178082706
10468254040
11220354211
12110998420
137601b4c7
1446290732
152b196e10
hex1be8fd58

468254040 has 64 divisors (see below), whose sum is σ = 1409391360. Its totient is φ = 124456320.

The previous prime is 468253999. The next prime is 468254051. The reversal of 468254040 is 40452864.

It is a junction number, because it is equal to n+sod(n) for n = 468253992 and 468254010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31047 + ... + 43593.

It is an arithmetic number, because the mean of its divisors is an integer number (22021740).

Almost surely, 2468254040 is an apocalyptic number.

468254040 is a gapful number since it is divisible by the number (40) 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 468254040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (704695680).

468254040 is an abundant number, since it is smaller than the sum of its proper divisors (941137320).

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

468254040 is a wasteful number, since it uses less digits than its factorization.

468254040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12872 (or 12868 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 468254040 is about 21639.1783577843. The cubic root of 468254040 is about 776.5340630468.

The spelling of 468254040 in words is "four hundred sixty-eight million, two hundred fifty-four thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 311 622 933 1244 1555 1866 2488 3110 3732 4665 6220 7464 9330 12440 12547 18660 25094 37320 37641 50188 62735 75282 100376 125470 150564 188205 250940 301128 376410 501880 752820 1505640 3902117 7804234 11706351 15608468 19510585 23412702 31216936 39021170 46825404 58531755 78042340 93650808 117063510 156084680 234127020 468254040