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468613720 = 23519616597
BaseRepresentation
bin11011111011100…
…111101001011000
31012122210001011201
4123323213221120
51424431114340
6114300003544
714420102521
oct3373475130
91178701151
10468613720
1122057a473
12110b305b4
1376116133
1446345848
152b21879a
hex1bee7a58

468613720 has 32 divisors (see below), whose sum is σ = 1109876400. Its totient is φ = 177579648.

The previous prime is 468613657. The next prime is 468613759. The reversal of 468613720 is 27316864.

It is a self number, because there is not a number n which added to its sum of digits gives 468613720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307539 + ... + 309058.

Almost surely, 2468613720 is an apocalyptic number.

468613720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

468613720 is an abundant number, since it is smaller than the sum of its proper divisors (641262680).

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

468613720 is a wasteful number, since it uses less digits than its factorization.

468613720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616627 (or 616623 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 468613720 is about 21647.4876140396. The cubic root of 468613720 is about 776.7328385437.

The spelling of 468613720 in words is "four hundred sixty-eight million, six hundred thirteen thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 616597 1233194 2466388 3082985 4932776 6165970 11715343 12331940 23430686 24663880 46861372 58576715 93722744 117153430 234306860 468613720