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1010420200 = 235231162971
BaseRepresentation
bin111100001110011…
…100100111101000
32121102021122221101
4330032130213220
54032131421300
6244132451144
734016300326
oct7416344750
92542248841
101010420200
114793a0719
12242479ab4
1313144809a
14982a0d16
155da8db6a
hex3c39c9e8

1010420200 has 48 divisors (see below), whose sum is σ = 2425023360. Its totient is φ = 391128000.

The previous prime is 1010420189. The next prime is 1010420207. The reversal of 1010420200 is 20240101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1010420207) 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, 75286 + ... + 87685.

It is an arithmetic number, because the mean of its divisors is an integer number (50521320).

Almost surely, 21010420200 is an apocalyptic number.

1010420200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010420200 is an abundant number, since it is smaller than the sum of its proper divisors (1414603160).

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

1010420200 is a wasteful number, since it uses less digits than its factorization.

1010420200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163018 (or 163009 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1010420200 is about 31787.1074494047. The cubic root of 1010420200 is about 1003.4614048524.

Adding to 1010420200 its reverse (20240101), we get a palindrome (1030660301).

The spelling of 1010420200 in words is "one billion, ten million, four hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 620 775 1240 1550 3100 6200 162971 325942 651884 814855 1303768 1629710 3259420 4074275 5052101 6518840 8148550 10104202 16297100 20208404 25260505 32594200 40416808 50521010 101042020 126302525 202084040 252605050 505210100 1010420200