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118797029 = 1321096449
BaseRepresentation
bin1110001010010…
…11001011100101
322021112111212222
413011023023211
5220403001104
615442122125
72641521011
oct705131345
9267474788
10118797029
116106aa6a
1233950345
131b7c5500
1411ac5541
15a6691be
hex714b2e5

118797029 has 12 divisors (see below), whose sum is σ = 129838500. Its totient is φ = 108635904.

The previous prime is 118797023. The next prime is 118797043. The reversal of 118797029 is 920797811.

It can be written as a sum of positive squares in 6 ways, for example, as 30625 + 118766404 = 175^2 + 10898^2 .

It is a de Polignac number, because none of the positive numbers 2k-118797029 is a prime.

It is a super-2 number, since 2×1187970292 = 28225468198453682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118797023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15197 + ... + 21645.

It is an arithmetic number, because the mean of its divisors is an integer number (10819875).

Almost surely, 2118797029 is an apocalyptic number.

It is an amenable number.

118797029 is a deficient number, since it is larger than the sum of its proper divisors (11041471).

118797029 is a wasteful number, since it uses less digits than its factorization.

118797029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6584 (or 6571 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 44.

The square root of 118797029 is about 10899.4049837594. The cubic root of 118797029 is about 491.5886643405.

The spelling of 118797029 in words is "one hundred eighteen million, seven hundred ninety-seven thousand, twenty-nine".

Divisors: 1 13 109 169 1417 6449 18421 83837 702941 1089881 9138233 118797029