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10031010000 = 2435411113269
BaseRepresentation
bin10010101011110010…
…10001000011010000
3221220002010002211220
421111321101003100
5131020414310000
64335211205040
7503402115054
oct112571210320
927802102756
1010031010000
114288275310
121b3b446780
13c3b25709b
146b2315c64
153da9861a0
hex255e510d0

10031010000 has 400 divisors, whose sum is σ = 35770299840. Its totient is φ = 2401280000.

The previous prime is 10031009993. The next prime is 10031010053. The reversal of 10031010000 is 1013001.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 37289866 + ... + 37290134.

Almost surely, 210031010000 is an apocalyptic number.

10031010000 is a gapful number since it is divisible by the number (10) 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 10031010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17885149920).

10031010000 is an abundant number, since it is smaller than the sum of its proper divisors (25739289840).

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

10031010000 is a wasteful number, since it uses less digits than its factorization.

10031010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 6.

Adding to 10031010000 its reverse (1013001), we get a palindrome (10032023001).

The spelling of 10031010000 in words is "ten billion, thirty-one million, ten thousand".