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10042020000 = 253254471187
BaseRepresentation
bin10010101101000110…
…10001000010100000
3221220211211110201200
421112203101002200
5131031224120000
64340243201200
7503564522145
oct112643210240
927824743650
1010042020000
114293505291
121b43076200
13c4061058c
146b39803cc
153db90d500
hex2568d10a0

10042020000 has 360 divisors, whose sum is σ = 36474774336. Its totient is φ = 2618688000.

The previous prime is 10042019957. The next prime is 10042020017. The reversal of 10042020000 is 2024001.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 8459407 + ... + 8460593.

Almost surely, 210042020000 is an apocalyptic number.

10042020000 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 10042020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18237387168).

10042020000 is an abundant number, since it is smaller than the sum of its proper divisors (26432754336).

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

10042020000 is a wasteful number, since it uses less digits than its factorization.

10042020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 10042020000 its reverse (2024001), we get a palindrome (10044044001).

The spelling of 10042020000 in words is "ten billion, forty-two million, twenty thousand".