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480806780 = 225191265281
BaseRepresentation
bin11100101010001…
…000011101111100
31020111201111220112
4130222020131330
51441041304110
6115413205152
714625535016
oct3452103574
91214644815
10480806780
11227448283
121150307b8
13787c4c6c
1447bdb1b6
152c326405
hex1ca8877c

480806780 has 24 divisors (see below), whose sum is σ = 1062836880. Its totient is φ = 182200320.

The previous prime is 480806741. The next prime is 480806813. The reversal of 480806780 is 87608084.

It is a happy number.

It is a super-3 number, since 3×4808067803 (a number of 27 digits) contains 333 as substring.

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, 632261 + ... + 633020.

It is an arithmetic number, because the mean of its divisors is an integer number (44284870).

Almost surely, 2480806780 is an apocalyptic number.

It is an amenable number.

480806780 is an abundant number, since it is smaller than the sum of its proper divisors (582030100).

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

480806780 is a wasteful number, since it uses less digits than its factorization.

480806780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265309 (or 1265307 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 480806780 is about 21927.3067201606. The cubic root of 480806780 is about 783.4119544849.

The spelling of 480806780 in words is "four hundred eighty million, eight hundred six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 1265281 2530562 5061124 6326405 12652810 24040339 25305620 48080678 96161356 120201695 240403390 480806780