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23994293461 = 671991799617
BaseRepresentation
bin10110010110001010…
…111101110011010101
32021221012111101210121
4112112022331303111
5343120014342321
615004532551541
71506413062225
oct262612756325
967835441717
1023994293461
11a1a31758a6
1247977825b1
13235507baa8
141238992085
15956765441
hex5962bdcd5

23994293461 has 8 divisors (see below), whose sum is σ = 24474804800. Its totient is φ = 23517381888.

The previous prime is 23994293447. The next prime is 23994293471. The reversal of 23994293461 is 16439249932.

It is a happy number.

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 23994293461 - 27 = 23994293333 is a prime.

It is a super-2 number, since 2×239942934612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23994293399 and 23994293408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23994293471) 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, 886476 + ... + 913141.

It is an arithmetic number, because the mean of its divisors is an integer number (3059350600).

Almost surely, 223994293461 is an apocalyptic number.

It is an amenable number.

23994293461 is a deficient number, since it is larger than the sum of its proper divisors (480511339).

23994293461 is a wasteful number, since it uses less digits than its factorization.

23994293461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799883.

The product of its digits is 2519424, while the sum is 52.

The spelling of 23994293461 in words is "twenty-three billion, nine hundred ninety-four million, two hundred ninety-three thousand, four hundred sixty-one".

Divisors: 1 67 199 13333 1799617 120574339 358123783 23994293461