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190147463 = 1123241797
BaseRepresentation
bin10110101010101…
…10101110000111
3111020210111021122
423111112232013
5342134204323
630511304155
74466140532
oct1325265607
9436714248
10190147463
1198373670
125381b05b
13305178bc
141b379a19
1511a5eec8
hexb556b87

190147463 has 24 divisors (see below), whose sum is σ = 222412176. Its totient is φ = 161110400.

The previous prime is 190147457. The next prime is 190147469. The reversal of 190147463 is 364741091.

It is an interprime number because it is at equal distance from previous prime (190147457) and next prime (190147469).

It is not a de Polignac number, because 190147463 - 28 = 190147207 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190147469) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238181 + ... + 238977.

It is an arithmetic number, because the mean of its divisors is an integer number (9267174).

Almost surely, 2190147463 is an apocalyptic number.

190147463 is a deficient number, since it is larger than the sum of its proper divisors (32264713).

190147463 is a wasteful number, since it uses less digits than its factorization.

190147463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 872 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 190147463 is about 13789.3967598296. The cubic root of 190147463 is about 575.0383974358.

The spelling of 190147463 in words is "one hundred ninety million, one hundred forty-seven thousand, four hundred sixty-three".

Divisors: 1 11 23 41 253 451 529 797 943 5819 8767 10373 18331 21689 32677 201641 238579 359447 421613 751571 4637743 8267281 17286133 190147463