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1040022140 = 22552001107
BaseRepresentation
bin111101111111010…
…111101001111100
32200110222121011112
4331333113221330
54112221202030
6251111141152
734526020343
oct7577275174
92613877145
101040022140
1149407a033
122503747b8
13137610b21
149c1a8b5a
1561489a95
hex3dfd7a7c

1040022140 has 12 divisors (see below), whose sum is σ = 2184046536. Its totient is φ = 416008848.

The previous prime is 1040022101. The next prime is 1040022143. The reversal of 1040022140 is 412200401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040022143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26000534 + ... + 26000573.

It is an arithmetic number, because the mean of its divisors is an integer number (182003878).

Almost surely, 21040022140 is an apocalyptic number.

1040022140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040022140 is an abundant number, since it is smaller than the sum of its proper divisors (1144024396).

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

1040022140 is a wasteful number, since it uses less digits than its factorization.

1040022140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52001116 (or 52001114 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1040022140 is about 32249.3742574953. The cubic root of 1040022140 is about 1013.1665933042.

Adding to 1040022140 its reverse (412200401), we get a palindrome (1452222541).

The spelling of 1040022140 in words is "one billion, forty million, twenty-two thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 52001107 104002214 208004428 260005535 520011070 1040022140