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52961910 = 23510331709
BaseRepresentation
bin1100101000001…
…0001001110110
310200122202002020
43022002021312
5102024240120
65131054010
71212111621
oct312021166
9120582066
1052961910
1127994081
12158a1306
13ac84611
147068db8
1549b2640
hex3282276

52961910 has 32 divisors (see below), whose sum is σ = 127306080. Its totient is φ = 14101248.

The previous prime is 52961863. The next prime is 52961927. The reversal of 52961910 is 1916925.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30136 + ... + 31844.

It is an arithmetic number, because the mean of its divisors is an integer number (3978315).

Almost surely, 252961910 is an apocalyptic number.

52961910 is an abundant number, since it is smaller than the sum of its proper divisors (74344170).

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

52961910 is a wasteful number, since it uses less digits than its factorization.

52961910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 52961910 is about 7277.4933871492. The cubic root of 52961910 is about 375.5385683696.

The spelling of 52961910 in words is "fifty-two million, nine hundred sixty-one thousand, nine hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1033 1709 2066 3099 3418 5127 5165 6198 8545 10254 10330 15495 17090 25635 30990 51270 1765397 3530794 5296191 8826985 10592382 17653970 26480955 52961910