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5451660296 = 23681457537
BaseRepresentation
bin1010001001111000…
…11011110000001000
3112001221021001000022
411010330123300020
542131111112141
62300544000012
7252045230225
oct50474336010
915057231008
105451660296
112348358085
121081900008
1368b5ba1c4
1439a07294c
1521d921b4b
hex144f1bc08

5451660296 has 8 divisors (see below), whose sum is σ = 10221863070. Its totient is φ = 2725830144.

The previous prime is 5451660289. The next prime is 5451660299. The reversal of 5451660296 is 6920661545.

It can be written as a sum of positive squares in only one way, i.e., 5070864100 + 380796196 = 71210^2 + 19514^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5451660299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340728761 + ... + 340728776.

Almost surely, 25451660296 is an apocalyptic number.

It is an amenable number.

5451660296 is a deficient number, since it is larger than the sum of its proper divisors (4770202774).

5451660296 is a wasteful number, since it uses less digits than its factorization.

5451660296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681457543 (or 681457539 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 5451660296 is about 73835.3593883039. The cubic root of 5451660296 is about 1759.9875489822.

The spelling of 5451660296 in words is "five billion, four hundred fifty-one million, six hundred sixty thousand, two hundred ninety-six".

Divisors: 1 2 4 8 681457537 1362915074 2725830148 5451660296