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1553034042 = 232729643661
BaseRepresentation
bin101110010010001…
…0110101100111010
311000020022022012100
41130210112230322
511140034042132
6414034524230
753325400020
oct13444265472
94006268170
101553034042
1172771350a
12374136676
131b99a0671
1410a38a710
159152337c
hex5c916b3a

1553034042 has 96 divisors (see below), whose sum is σ = 3990430080. Its totient is φ = 427109760.

The previous prime is 1553034023. The next prime is 1553034107. The reversal of 1553034042 is 2404303551.

It is a super-2 number, since 2×15530340422 = 4823829471221715528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1553033997 and 1553034015.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2349192 + ... + 2349852.

It is an arithmetic number, because the mean of its divisors is an integer number (41566980).

Almost surely, 21553034042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1553034042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1995215040).

1553034042 is an abundant number, since it is smaller than the sum of its proper divisors (2437396038).

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

1553034042 is a wasteful number, since it uses less digits than its factorization.

1553034042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 1345 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1553034042 is about 39408.5529041603. The cubic root of 1553034042 is about 1158.0491491216.

Adding to 1553034042 its reverse (2404303551), we get a palindrome (3957337593).

The spelling of 1553034042 in words is "one billion, five hundred fifty-three million, thirty-four thousand, forty-two".