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690662483 = 71910350417
BaseRepresentation
bin101001001010101…
…010110001010011
31210010121021210222
4221022222301103
52403302144413
6152311143255
723054351150
oct5112526123
91703537728
10690662483
11324951a45
12173374b2b
13b0120234
1467a27227
154097ab08
hex292aac53

690662483 has 16 divisors (see below), whose sum is σ = 838955520. Its totient is φ = 555382656.

The previous prime is 690662419. The next prime is 690662491. The reversal of 690662483 is 384266096.

It is a cyclic number.

It is not a de Polignac number, because 690662483 - 26 = 690662419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (690662183) 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, 11510 + ... + 38907.

It is an arithmetic number, because the mean of its divisors is an integer number (52434720).

Almost surely, 2690662483 is an apocalyptic number.

690662483 is a deficient number, since it is larger than the sum of its proper divisors (148293037).

690662483 is a wasteful number, since it uses less digits than its factorization.

690662483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50546.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 690662483 is about 26280.4581961578. The cubic root of 690662483 is about 883.9383070007.

The spelling of 690662483 in words is "six hundred ninety million, six hundred sixty-two thousand, four hundred eighty-three".

Divisors: 1 7 19 103 133 721 1957 13699 50417 352919 957923 5192951 6705461 36350657 98666069 690662483