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88906380 = 22351481773
BaseRepresentation
bin1010100110010…
…01101010001100
320012021220121220
411103021222030
5140230001010
612453323340
72126456163
oct523115214
9205256556
1088906380
1146204752
1225936550
131555b234
14bb443da
157c12970
hex54c9a8c

88906380 has 24 divisors (see below), whose sum is σ = 248938032. Its totient is φ = 23708352.

The previous prime is 88906369. The next prime is 88906393. The reversal of 88906380 is 8360988.

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, 740827 + ... + 740946.

It is an arithmetic number, because the mean of its divisors is an integer number (10372418).

Almost surely, 288906380 is an apocalyptic number.

It is an amenable number.

88906380 is an abundant number, since it is smaller than the sum of its proper divisors (160031652).

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

88906380 is a wasteful number, since it uses less digits than its factorization.

88906380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481785 (or 1481783 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 88906380 is about 9429.0179764385. The cubic root of 88906380 is about 446.3179042835.

The spelling of 88906380 in words is "eighty-eight million, nine hundred six thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1481773 2963546 4445319 5927092 7408865 8890638 14817730 17781276 22226595 29635460 44453190 88906380