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52453860 = 22353128201
BaseRepresentation
bin1100100000011…
…0000111100100
310122200221011120
43020012013210
5101412010420
65112133540
71204564464
oct310060744
9118627146
1052453860
11276773a8
12156972b0
13ab372b4
146d75ba4
154911d40
hex32061e4

52453860 has 48 divisors (see below), whose sum is σ = 151613952. Its totient is φ = 13536000.

The previous prime is 52453847. The next prime is 52453879. The reversal of 52453860 is 6835425.

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, 12241 + ... + 15960.

It is an arithmetic number, because the mean of its divisors is an integer number (3158624).

Almost surely, 252453860 is an apocalyptic number.

It is an amenable number.

52453860 is an abundant number, since it is smaller than the sum of its proper divisors (99160092).

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

52453860 is a wasteful number, since it uses less digits than its factorization.

52453860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28244 (or 28242 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 52453860 is about 7242.5037107343. The cubic root of 52453860 is about 374.3338930602. Note that the first 3 decimals are identical.

The spelling of 52453860 in words is "fifty-two million, four hundred fifty-three thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 28201 56402 84603 112804 141005 169206 282010 338412 423015 564020 846030 874231 1692060 1748462 2622693 3496924 4371155 5245386 8742310 10490772 13113465 17484620 26226930 52453860