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496472080 = 245131728081
BaseRepresentation
bin11101100101111…
…001000000010000
31021121012101122211
4131211321000100
52004044101310
6121133041504
715205641316
oct3545710020
91247171584
10496472080
11235277905
1211a326294
137bb1b380
1449d180b6
152d8bcc8a
hex1d979010

496472080 has 80 divisors (see below), whose sum is σ = 1316259504. Its totient is φ = 172523520.

The previous prime is 496472069. The next prime is 496472101. The reversal of 496472080 is 80274694.

It can be written as a sum of positive squares in 8 ways, for example, as 30603024 + 465869056 = 5532^2 + 21584^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 3640 + ... + 31720.

Almost surely, 2496472080 is an apocalyptic number.

496472080 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 496472080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658129752).

496472080 is an abundant number, since it is smaller than the sum of its proper divisors (819787424).

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

496472080 is a wasteful number, since it uses less digits than its factorization.

496472080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28124 (or 28118 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 496472080 is about 22281.6534395453. The cubic root of 496472080 is about 791.8293769100.

The spelling of 496472080 in words is "four hundred ninety-six million, four hundred seventy-two thousand, eighty".

Divisors: 1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 80 85 104 130 136 170 208 221 260 272 340 442 520 680 884 1040 1105 1360 1768 2210 3536 4420 8840 17680 28081 56162 112324 140405 224648 280810 365053 449296 477377 561620 730106 954754 1123240 1460212 1825265 1909508 2246480 2386885 2920424 3650530 3819016 4773770 5840848 6205901 7301060 7638032 9547540 12411802 14602120 19095080 24823604 29204240 31029505 38190160 49647208 62059010 99294416 124118020 248236040 496472080