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23107460 = 2251155373
BaseRepresentation
bin101100000100…
…1011110000100
31121110222110212
41120021132010
521403414320
62143134552
7400260455
oct130113604
947428425
1023107460
1112052a82
1278a4458
134a3096c
1430d712c
1520669c5
hex1609784

23107460 has 12 divisors (see below), whose sum is σ = 48525708. Its totient is φ = 9242976.

The previous prime is 23107459. The next prime is 23107481. The reversal of 23107460 is 6470132.

It can be written as a sum of positive squares in 2 ways, for example, as 11710084 + 11397376 = 3422^2 + 3376^2 .

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, 577667 + ... + 577706.

It is an arithmetic number, because the mean of its divisors is an integer number (4043809).

Almost surely, 223107460 is an apocalyptic number.

23107460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23107460 is an abundant number, since it is smaller than the sum of its proper divisors (25418248).

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

23107460 is a wasteful number, since it uses less digits than its factorization.

23107460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155382 (or 1155380 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 23107460 is about 4807.0219471103. The cubic root of 23107460 is about 284.8289113698.

Adding to 23107460 its reverse (6470132), we get a palindrome (29577592).

The spelling of 23107460 in words is "twenty-three million, one hundred seven thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 1155373 2310746 4621492 5776865 11553730 23107460