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40970800 = 2452137879
BaseRepresentation
bin1001110001001…
…0101000110000
32212002112101001
42130102220300
540442031200
64022051344
71005150253
oct234225060
985075331
1040970800
1121143a72
1211879b54
1386466a0
14562709a
1538e476a
hex2712a30

40970800 has 60 divisors (see below), whose sum is σ = 106017520. Its totient is φ = 15125760.

The previous prime is 40970791. The next prime is 40970807. The reversal of 40970800 is 807904.

It is not an unprimeable number, because it can be changed into a prime (40970807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1261 + ... + 9139.

Almost surely, 240970800 is an apocalyptic number.

40970800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40970800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53008760).

40970800 is an abundant number, since it is smaller than the sum of its proper divisors (65046720).

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

40970800 is a wasteful number, since it uses less digits than its factorization.

40970800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7910 (or 7899 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 40970800 is about 6400.8436943890. The cubic root of 40970800 is about 344.7398444805.

The spelling of 40970800 in words is "forty million, nine hundred seventy thousand, eight hundred".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 40 50 52 65 80 100 104 130 200 208 260 325 400 520 650 1040 1300 2600 5200 7879 15758 31516 39395 63032 78790 102427 126064 157580 196975 204854 315160 393950 409708 512135 630320 787900 819416 1024270 1575800 1638832 2048540 2560675 3151600 4097080 5121350 8194160 10242700 20485400 40970800