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575570140 = 225831093181
BaseRepresentation
bin100010010011101…
…000000011011100
31111010000222210121
4202103220003130
52134321221030
6133040244324
720156160025
oct4223500334
91433028717
10575570140
11275992402
121409106a4
1392324062
1456627c4c
15357e447a
hex224e80dc

575570140 has 48 divisors (see below), whose sum is σ = 1234870560. Its totient is φ = 225296640.

The previous prime is 575570129. The next prime is 575570141. The reversal of 575570140 is 41075575.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 575570096 and 575570105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575570141) 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, 179350 + ... + 182530.

It is an arithmetic number, because the mean of its divisors is an integer number (25726470).

Almost surely, 2575570140 is an apocalyptic number.

It is an amenable number.

575570140 is an abundant number, since it is smaller than the sum of its proper divisors (659300420).

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

575570140 is a wasteful number, since it uses less digits than its factorization.

575570140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382 (or 3380 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 575570140 is about 23991.0429118869. The cubic root of 575570140 is about 831.8264997408.

The spelling of 575570140 in words is "five hundred seventy-five million, five hundred seventy thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 83 109 166 218 332 415 436 545 830 1090 1660 2180 3181 6362 9047 12724 15905 18094 31810 36188 45235 63620 90470 180940 264023 346729 528046 693458 1056092 1320115 1386916 1733645 2640230 3467290 5280460 6934580 28778507 57557014 115114028 143892535 287785070 575570140