Base | Representation |
---|---|
bin | 1110011101010… |
… | …0110100011110 |
3 | 11020002212012000 |
4 | 3213110310132 |
5 | 111010444132 |
6 | 10003423130 |
7 | 1334302404 |
oct | 347246436 |
9 | 136085160 |
10 | 60640542 |
11 | 31259156 |
12 | 18384aa6 |
13 | c7426a1 |
14 | 80a7474 |
15 | 54cc87c |
hex | 39d4d1e |
60640542 has 32 divisors (see below), whose sum is σ = 135021600. Its totient is φ = 20173824.
The previous prime is 60640519. The next prime is 60640549. The reversal of 60640542 is 24504606.
It is a happy number.
60640542 is a `hidden beast` number, since 60 + 64 + 0 + 542 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (60640549) 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, 42334 + ... + 43742.
It is an arithmetic number, because the mean of its divisors is an integer number (4219425).
Almost surely, 260640542 is an apocalyptic number.
60640542 is an abundant number, since it is smaller than the sum of its proper divisors (74381058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60640542 is a wasteful number, since it uses less digits than its factorization.
60640542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217 (or 2211 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 60640542 is about 7787.2037343324. The cubic root of 60640542 is about 392.8749675092.
The spelling of 60640542 in words is "sixty million, six hundred forty thousand, five hundred forty-two".
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