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11612235740 = 2257557148913
BaseRepresentation
bin10101101000010010…
…01010011111011100
31002222021110200210012
422310021022133130
5142240213020430
65200134302352
7560522242460
oct126411123734
932867420705
1011612235740
114a19893646
122300ab79b8
131130a18611
147c23204a0
1547e6c7695
hex2b424a7dc

11612235740 has 48 divisors (see below), whose sum is σ = 27919588032. Its totient is φ = 3974163456.

The previous prime is 11612235727. The next prime is 11612235743. The reversal of 11612235740 is 4753221611.

11612235740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11612235697 and 11612235706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11612235743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3524 + ... + 152436.

It is an arithmetic number, because the mean of its divisors is an integer number (581658084).

Almost surely, 211612235740 is an apocalyptic number.

11612235740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11612235740 is an abundant number, since it is smaller than the sum of its proper divisors (16307352292).

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

11612235740 is a wasteful number, since it uses less digits than its factorization.

11612235740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149486 (or 149484 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 11612235740 in words is "eleven billion, six hundred twelve million, two hundred thirty-five thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 557 1114 2228 2785 3899 5570 7798 11140 15596 19495 38990 77980 148913 297826 595652 744565 1042391 1489130 2084782 2978260 4169564 5211955 10423910 20847820 82944541 165889082 331778164 414722705 580611787 829445410 1161223574 1658890820 2322447148 2903058935 5806117870 11612235740