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471938797 = 11476611381
BaseRepresentation
bin11100001000010…
…011011011101101
31012220000222022201
4130020103123231
51431304020142
6114455141501
714460261601
oct3410233355
91186028281
10471938797
11222440670
12112074891
1376a0b735
144696d501
152b673ab7
hex1c2136ed

471938797 has 16 divisors (see below), whose sum is σ = 526973184. Its totient is φ = 418968000.

The previous prime is 471938791. The next prime is 471938813. The reversal of 471938797 is 797839174.

It is not a de Polignac number, because 471938797 - 27 = 471938669 is a prime.

It is a super-2 number, since 2×4719387972 = 445452456227614418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (471938791) 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, 341047 + ... + 342427.

It is an arithmetic number, because the mean of its divisors is an integer number (32935824).

Almost surely, 2471938797 is an apocalyptic number.

471938797 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

471938797 is a deficient number, since it is larger than the sum of its proper divisors (55034387).

471938797 is a wasteful number, since it uses less digits than its factorization.

471938797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100.

The product of its digits is 2667168, while the sum is 55.

The square root of 471938797 is about 21724.1523885283. The cubic root of 471938797 is about 778.5656287455.

The spelling of 471938797 in words is "four hundred seventy-one million, nine hundred thirty-eight thousand, seven hundred ninety-seven".

Divisors: 1 11 47 517 661 1381 7271 15191 31067 64907 341737 713977 912841 10041251 42903527 471938797