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10540155252 = 22311239334099
BaseRepresentation
bin10011101000011111…
…00000000101110100
31000012120011100211110
421310033200011310
5133041234432002
64501520035020
7522123561414
oct116417400564
930176140743
1010540155252
114519708710
122061a62a70
13cbc891973
1471dbac644
1541a508e6c
hex2743e0174

10540155252 has 48 divisors (see below), whose sum is σ = 26941824000. Its totient is φ = 3180612960.

The previous prime is 10540155181. The next prime is 10540155259. The reversal of 10540155252 is 25255104501.

It is a super-2 number, since 2×105401552522 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10540155259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135502 + ... + 198597.

It is an arithmetic number, because the mean of its divisors is an integer number (561288000).

Almost surely, 210540155252 is an apocalyptic number.

10540155252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10540155252 is an abundant number, since it is smaller than the sum of its proper divisors (16401668748).

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

10540155252 is a wasteful number, since it uses less digits than its factorization.

10540155252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334356 (or 334354 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 10540155252 its reverse (25255104501), we get a palindrome (35795259753).

The spelling of 10540155252 in words is "ten billion, five hundred forty million, one hundred fifty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 239 478 717 956 1434 2629 2868 5258 7887 10516 15774 31548 334099 668198 1002297 1336396 2004594 3675089 4009188 7350178 11025267 14700356 22050534 44101068 79849661 159699322 239548983 319398644 479097966 878346271 958195932 1756692542 2635038813 3513385084 5270077626 10540155252