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23069384 = 2313297649
BaseRepresentation
bin101100000000…
…0001011001000
31121102001020122
41120000023020
521401210014
62142242412
7400041452
oct130001310
947361218
1023069384
1112027408
127886408
134a19530
1430c72d2
15205a58e
hex16002c8

23069384 has 32 divisors (see below), whose sum is σ = 48195000. Its totient is φ = 10278912.

The previous prime is 23069381. The next prime is 23069399. The reversal of 23069384 is 48396032.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9746884 + 13322500 = 3122^2 + 3650^2 .

It is not an unprimeable number, because it can be changed into a prime (23069381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809 + ... + 6840.

Almost surely, 223069384 is an apocalyptic number.

It is an amenable number.

23069384 is an abundant number, since it is smaller than the sum of its proper divisors (25125616).

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

23069384 is a wasteful number, since it uses less digits than its factorization.

23069384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7697 (or 7693 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 23069384 is about 4803.0598580488. The cubic root of 23069384 is about 284.6723802771.

The spelling of 23069384 in words is "twenty-three million, sixty-nine thousand, three hundred eighty-four".

Divisors: 1 2 4 8 13 26 29 52 58 104 116 232 377 754 1508 3016 7649 15298 30596 61192 99437 198874 221821 397748 443642 795496 887284 1774568 2883673 5767346 11534692 23069384