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513152054 = 21427179801
BaseRepresentation
bin11110100101100…
…001010000110110
31022202120211021122
4132211201100312
52022331331204
6122530343542
715500502062
oct3645412066
91282524248
10513152054
1124372a808
12123a2abb2
138240b58c
144c21aaa2
15300b50be
hex1e961436

513152054 has 8 divisors (see below), whose sum is σ = 770271768. Its totient is φ = 256394800.

The previous prime is 513152051. The next prime is 513152099. The reversal of 513152054 is 450251315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513152051) 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, 87047 + ... + 92754.

It is an arithmetic number, because the mean of its divisors is an integer number (96283971).

Almost surely, 2513152054 is an apocalyptic number.

513152054 is a deficient number, since it is larger than the sum of its proper divisors (257119714).

513152054 is a wasteful number, since it uses less digits than its factorization.

513152054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181230.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 513152054 is about 22652.8597311686. The cubic root of 513152054 is about 800.5995786445.

The spelling of 513152054 in words is "five hundred thirteen million, one hundred fifty-two thousand, fifty-four".

Divisors: 1 2 1427 2854 179801 359602 256576027 513152054