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23078037 = 325912969
BaseRepresentation
bin101100000001…
…0010010010101
31121102111010010
41120002102111
521401444122
62142350433
7400105623
oct130022225
947374103
1023078037
1112032964
12788b419
134a20458
1430ca513
15205ce0c
hex1602495

23078037 has 8 divisors (see below), whose sum is σ = 30792960. Its totient is φ = 15374240.

The previous prime is 23078023. The next prime is 23078063. The reversal of 23078037 is 73087032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23078037 - 24 = 23078021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23077995 and 23078013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23078017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6289 + ... + 9257.

It is an arithmetic number, because the mean of its divisors is an integer number (3849120).

Almost surely, 223078037 is an apocalyptic number.

It is an amenable number.

23078037 is a deficient number, since it is larger than the sum of its proper divisors (7714923).

23078037 is a wasteful number, since it uses less digits than its factorization.

23078037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 23078037 is about 4803.9605535433. The cubic root of 23078037 is about 284.7079680239.

The spelling of 23078037 in words is "twenty-three million, seventy-eight thousand, thirty-seven".

Divisors: 1 3 2591 2969 7773 8907 7692679 23078037