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190712076 = 22315892673
BaseRepresentation
bin10110101111000…
…00100100001100
3111021212011210020
423113200210030
5342310241301
630531342140
74504011612
oct1327404414
9437764706
10190712076
1198719895
1253a51950
13306848a9
141b4856b2
1511b22436
hexb5e090c

190712076 has 12 divisors (see below), whose sum is σ = 444994872. Its totient is φ = 63570688.

The previous prime is 190712057. The next prime is 190712089. The reversal of 190712076 is 670217091.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7946325 + ... + 7946348.

It is an arithmetic number, because the mean of its divisors is an integer number (37082906).

Almost surely, 2190712076 is an apocalyptic number.

It is an amenable number.

190712076 is an abundant number, since it is smaller than the sum of its proper divisors (254282796).

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

190712076 is a wasteful number, since it uses less digits than its factorization.

190712076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15892680 (or 15892678 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 190712076 is about 13809.8543077036. The cubic root of 190712076 is about 575.6069970591.

The spelling of 190712076 in words is "one hundred ninety million, seven hundred twelve thousand, seventy-six".

Divisors: 1 2 3 4 6 12 15892673 31785346 47678019 63570692 95356038 190712076