Search a number
-
+
542007030 = 23576123741
BaseRepresentation
bin100000010011100…
…101111011110110
31101202212210212110
4200103211323312
52102223211110
6125441031450
716300661265
oct4023457366
91352783773
10542007030
11258a489a4
12131625586
13883a2326
1451dac5dc
15328b4a20
hex204e5ef6

542007030 has 32 divisors (see below), whose sum is σ = 1302581088. Its totient is φ = 144339200.

The previous prime is 542007001. The next prime is 542007031. The reversal of 542007030 is 30700245.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 542006988 and 542007006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542007031) 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, 10960 + ... + 34700.

It is an arithmetic number, because the mean of its divisors is an integer number (40705659).

Almost surely, 2542007030 is an apocalyptic number.

542007030 is an abundant number, since it is smaller than the sum of its proper divisors (760574058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542007030 is a wasteful number, since it uses less digits than its factorization.

542007030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24512.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 542007030 is about 23281.0444353341. The cubic root of 542007030 is about 815.3329112795.

Adding to 542007030 its reverse (30700245), we get a palindrome (572707275).

The spelling of 542007030 in words is "five hundred forty-two million, seven thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 761 1522 2283 3805 4566 7610 11415 22830 23741 47482 71223 118705 142446 237410 356115 712230 18066901 36133802 54200703 90334505 108401406 180669010 271003515 542007030