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148116290 = 25712716661
BaseRepresentation
bin10001101010000…
…01001101000010
3101022201002100112
420311001031002
5300404210130
622410351322
73445652630
oct1065011502
9338632315
10148116290
1176675a63
124172b542
13248bc69a
1415958350
15d00b495
hex8d41342

148116290 has 32 divisors (see below), whose sum is σ = 307113984. Its totient is φ = 50379840.

The previous prime is 148116271. The next prime is 148116299. The reversal of 148116290 is 92611841.

It is not an unprimeable number, because it can be changed into a prime (148116299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560 + ... + 17220.

It is an arithmetic number, because the mean of its divisors is an integer number (9597312).

Almost surely, 2148116290 is an apocalyptic number.

148116290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148116290 is an abundant number, since it is smaller than the sum of its proper divisors (158997694).

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

148116290 is a wasteful number, since it uses less digits than its factorization.

148116290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16802.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 148116290 is about 12170.3036116606. The cubic root of 148116290 is about 529.0957525269.

It can be divided in two parts, 1481 and 16290, that added together give a palindrome (17771).

The spelling of 148116290 in words is "one hundred forty-eight million, one hundred sixteen thousand, two hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 127 254 635 889 1270 1778 4445 8890 16661 33322 83305 116627 166610 233254 583135 1166270 2115947 4231894 10579735 14811629 21159470 29623258 74058145 148116290