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10625780 = 2251148299
BaseRepresentation
bin101000100010…
…001011110100
3201222211211102
4220202023310
510210011110
61015425232
7156213644
oct50421364
921884742
1010625780
115aa8340
123685218
132280659
1415a8524
15ded5a5
hexa222f4

10625780 has 24 divisors (see below), whose sum is σ = 24343200. Its totient is φ = 3863840.

The previous prime is 10625761. The next prime is 10625809. The reversal of 10625780 is 8752601.

It is a super-2 number, since 2×106257802 = 225814401216800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23930 + ... + 24369.

It is an arithmetic number, because the mean of its divisors is an integer number (1014300).

Almost surely, 210625780 is an apocalyptic number.

10625780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10625780 is an abundant number, since it is smaller than the sum of its proper divisors (13717420).

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

10625780 is a wasteful number, since it uses less digits than its factorization.

10625780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48319 (or 48317 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 10625780 is about 3259.7208469438. The cubic root of 10625780 is about 219.8468631267.

The spelling of 10625780 in words is "ten million, six hundred twenty-five thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 48299 96598 193196 241495 482990 531289 965980 1062578 2125156 2656445 5312890 10625780