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48990966 = 2323355007
BaseRepresentation
bin1011101011100…
…0101011110110
310102011222222020
42322320223312
5100020202331
64510014010
71133262543
oct272705366
9112158866
1048990966
1125721702
12144a7306
13a1c404b
146713bca
15447ac96
hex2eb8af6

48990966 has 16 divisors (see below), whose sum is σ = 102242304. Its totient is φ = 15620264.

The previous prime is 48990901. The next prime is 48990973. The reversal of 48990966 is 66909984.

It is a super-2 number, since 2×489909662 = 4800229499226312, which contains 22 as substring.

It is a congruent number.

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, 177366 + ... + 177641.

It is an arithmetic number, because the mean of its divisors is an integer number (6390144).

Almost surely, 248990966 is an apocalyptic number.

48990966 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

48990966 is an abundant number, since it is smaller than the sum of its proper divisors (53251338).

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

48990966 is a wasteful number, since it uses less digits than its factorization.

48990966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355035.

The product of its (nonzero) digits is 839808, while the sum is 51.

The square root of 48990966 is about 6999.3546845406. The cubic root of 48990966 is about 365.9080810706.

The spelling of 48990966 in words is "forty-eight million, nine hundred ninety thousand, nine hundred sixty-six".

Divisors: 1 2 3 6 23 46 69 138 355007 710014 1065021 2130042 8165161 16330322 24495483 48990966