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190069201 = 771894297
BaseRepresentation
bin10110101010000…
…11100111010001
3111020122111221001
423111003213101
5342124203301
630505502001
74465363420
oct1325034721
9436574831
10190069201
119831a893
12537a1901
13304bb0aa
141b3592b7
1511a46c01
hexb5439d1

190069201 has 16 divisors (see below), whose sum is σ = 222808320. Its totient is φ = 158780160.

The previous prime is 190069199. The next prime is 190069207. The reversal of 190069201 is 102960091.

190069201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 190069201 - 21 = 190069199 is a prime.

It is a super-2 number, since 2×1900692012 = 72252602337556802, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 190069201.

It is not an unprimeable number, because it can be changed into a prime (190069207) 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, 42085 + ... + 46381.

It is an arithmetic number, because the mean of its divisors is an integer number (13925520).

Almost surely, 2190069201 is an apocalyptic number.

It is an amenable number.

190069201 is a deficient number, since it is larger than the sum of its proper divisors (32739119).

190069201 is an equidigital number, since it uses as much as digits as its factorization.

190069201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4464.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 190069201 is about 13786.5587076689. The cubic root of 190069201 is about 574.9594940590.

The spelling of 190069201 in words is "one hundred ninety million, sixty-nine thousand, two hundred one".

Divisors: 1 7 71 89 497 623 4297 6319 30079 44233 305087 382433 2135609 2677031 27152743 190069201