Base | Representation |
---|---|
bin | 11110110000111… |
… | …011010110000110 |
3 | 1022222012202100210 |
4 | 132300323112012 |
5 | 2024113024340 |
6 | 123114420250 |
7 | 15535065354 |
oct | 3660732606 |
9 | 1288182323 |
10 | 516142470 |
11 | 245392528 |
12 | 124a31686 |
13 | 82c1775c |
14 | 4c7987d4 |
15 | 304a6180 |
hex | 1ec3b586 |
516142470 has 32 divisors (see below), whose sum is σ = 1243899360. Its totient is φ = 137064960.
The previous prime is 516142469. The next prime is 516142499. The reversal of 516142470 is 74241615.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28465 + ... + 42924.
It is an arithmetic number, because the mean of its divisors is an integer number (38871855).
Almost surely, 2516142470 is an apocalyptic number.
516142470 is an abundant number, since it is smaller than the sum of its proper divisors (727756890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
516142470 is a wasteful number, since it uses less digits than its factorization.
516142470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71640.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 516142470 is about 22718.7691127843. The cubic root of 516142470 is about 802.1517437679.
The spelling of 516142470 in words is "five hundred sixteen million, one hundred forty-two thousand, four hundred seventy".
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