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652204940 = 225137238031
BaseRepresentation
bin100110110111111…
…101101110001100
31200110020102222112
4212313331232030
52313431024230
6144415003152
722106436062
oct4667755614
91613212875
10652204940
11305175252
121625094b8
13a51767aa
1462896032
153c3d0d95
hex26dfdb8c

652204940 has 24 divisors (see below), whose sum is σ = 1379633472. Its totient is φ = 258976640.

The previous prime is 652204933. The next prime is 652204967. The reversal of 652204940 is 49402256.

It is a junction number, because it is equal to n+sod(n) for n = 652204897 and 652204906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116276 + ... + 121755.

It is an arithmetic number, because the mean of its divisors is an integer number (57484728).

Almost surely, 2652204940 is an apocalyptic number.

It is an amenable number.

652204940 is an abundant number, since it is smaller than the sum of its proper divisors (727428532).

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

652204940 is a wasteful number, since it uses less digits than its factorization.

652204940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238177 (or 238175 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 652204940 is about 25538.3033892230. The cubic root of 652204940 is about 867.2174897499.

The spelling of 652204940 in words is "six hundred fifty-two million, two hundred four thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 2740 238031 476062 952124 1190155 2380310 4760620 32610247 65220494 130440988 163051235 326102470 652204940