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5405455613 = 25912086243
BaseRepresentation
bin1010000100011000…
…01011010011111101
3111221201022121002202
411002030023103331
542032244034423
62252213401245
7250644420545
oct50214132375
914851277082
105405455613
112324269898
12106a339225
13681b6045c
14393c86325
15219846728
hex14230b4fd

5405455613 has 4 divisors (see below), whose sum is σ = 5407544448. Its totient is φ = 5403366780.

The previous prime is 5405455589. The next prime is 5405455633. The reversal of 5405455613 is 3165545045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5405455613 - 28 = 5405455357 is a prime.

It is a super-2 number, since 2×54054556132 = 58437900768226411538, 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 (5405455633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1040531 + ... + 1045712.

It is an arithmetic number, because the mean of its divisors is an integer number (1351886112).

Almost surely, 25405455613 is an apocalyptic number.

It is an amenable number.

5405455613 is a deficient number, since it is larger than the sum of its proper divisors (2088835).

5405455613 is a wasteful number, since it uses less digits than its factorization.

5405455613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088834.

The product of its (nonzero) digits is 180000, while the sum is 38.

The square root of 5405455613 is about 73521.8036571465. The cubic root of 5405455613 is about 1755.0012703351.

The spelling of 5405455613 in words is "five billion, four hundred five million, four hundred fifty-five thousand, six hundred thirteen".

Divisors: 1 2591 2086243 5405455613