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190532361620 = 22549919091419
BaseRepresentation
bin1011000101110010011…
…1010001110110010100
3200012210112020211020002
42301130213101312110
511110202241032440
6223310201430432
716523366231516
oct2613447216624
9605715224202
10190532361620
1173893607377
1230b14a9b418
1314c75a079a3
149316939bb6
154e521c3115
hex2c5c9d1d94

190532361620 has 24 divisors (see below), whose sum is σ = 400919820000. Its totient is φ = 76060209312.

The previous prime is 190532361601. The next prime is 190532361631. The reversal of 190532361620 is 26163235091.

190532361620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9535730 + ... + 9555689.

It is an arithmetic number, because the mean of its divisors is an integer number (16704992500).

Almost surely, 2190532361620 is an apocalyptic number.

190532361620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190532361620 is an abundant number, since it is smaller than the sum of its proper divisors (210387458380).

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

190532361620 is a wasteful number, since it uses less digits than its factorization.

190532361620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19091927 (or 19091925 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 190532361620 in words is "one hundred ninety billion, five hundred thirty-two million, three hundred sixty-one thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 499 998 1996 2495 4990 9980 19091419 38182838 76365676 95457095 190914190 381828380 9526618081 19053236162 38106472324 47633090405 95266180810 190532361620