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153828890 = 2516379397
BaseRepresentation
bin10010010101100…
…11111000011010
3101201110022120022
421022303320122
5303340011030
623133030442
73545344505
oct1112637032
9351408508
10153828890
1179917a16
1243625422
1325b3c917
141660413c
15d788de5
hex92b3e1a

153828890 has 16 divisors (see below), whose sum is σ = 277090632. Its totient is φ = 61487424.

The previous prime is 153828889. The next prime is 153828893. The reversal of 153828890 is 98828351.

153828890 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 28590409 + 125238481 = 5347^2 + 11191^2 .

It is not an unprimeable number, because it can be changed into a prime (153828893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11672 + ... + 21068.

Almost surely, 2153828890 is an apocalyptic number.

153828890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153828890 is a deficient number, since it is larger than the sum of its proper divisors (123261742).

153828890 is a wasteful number, since it uses less digits than its factorization.

153828890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11041.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 153828890 is about 12402.7775115093. Note that the first 3 decimals coincide. The cubic root of 153828890 is about 535.8122462806.

The spelling of 153828890 in words is "one hundred fifty-three million, eight hundred twenty-eight thousand, eight hundred ninety".

Divisors: 1 2 5 10 1637 3274 8185 9397 16370 18794 46985 93970 15382889 30765778 76914445 153828890