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250401012 = 22331673121
BaseRepresentation
bin11101110110011…
…01000011110100
3122110011200121120
432323031003310
51003100313022
640502543540
76130242051
oct1673150364
9573150546
10250401012
11119387a94
126ba37bb0
133cb530a4
1425382028
1516eb2d5c
hexeecd0f4

250401012 has 24 divisors (see below), whose sum is σ = 603117312. Its totient is φ = 80774400.

The previous prime is 250400989. The next prime is 250401029. The reversal of 250401012 is 210104052.

It is a junction number, because it is equal to n+sod(n) for n = 250400982 and 250401000.

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, 336189 + ... + 336932.

It is an arithmetic number, because the mean of its divisors is an integer number (25129888).

Almost surely, 2250401012 is an apocalyptic number.

It is an amenable number.

250401012 is an abundant number, since it is smaller than the sum of its proper divisors (352716300).

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

250401012 is a wasteful number, since it uses less digits than its factorization.

250401012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673159 (or 673157 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 250401012 is about 15824.0643325285. The cubic root of 250401012 is about 630.2971739845.

Adding to 250401012 its reverse (210104052), we get a palindrome (460505064).

The spelling of 250401012 in words is "two hundred fifty million, four hundred one thousand, twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 673121 1346242 2019363 2692484 4038726 8077452 20866751 41733502 62600253 83467004 125200506 250401012