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52696740 = 2235878279
BaseRepresentation
bin1100100100000…
…1011010100100
310200011021100010
43021001122210
5101442243430
65121250220
71206625545
oct311013244
9120137303
1052696740
1127822928
1215793970
13abc0a05
146dda4cc
15495dcb0
hex32416a4

52696740 has 24 divisors (see below), whose sum is σ = 147551040. Its totient is φ = 14052448.

The previous prime is 52696739. The next prime is 52696771. The reversal of 52696740 is 4769625.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439080 + ... + 439199.

It is an arithmetic number, because the mean of its divisors is an integer number (6147960).

Almost surely, 252696740 is an apocalyptic number.

It is an amenable number.

52696740 is an abundant number, since it is smaller than the sum of its proper divisors (94854300).

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

52696740 is a wasteful number, since it uses less digits than its factorization.

52696740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878291 (or 878289 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 52696740 is about 7259.2520275852. The cubic root of 52696740 is about 374.9107698808.

The spelling of 52696740 in words is "fifty-two million, six hundred ninety-six thousand, seven hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 878279 1756558 2634837 3513116 4391395 5269674 8782790 10539348 13174185 17565580 26348370 52696740