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61376029 = 11132318661
BaseRepresentation
bin1110101000100…
…0011000011101
311021111020002021
43222020120131
5111203013104
610031300141
71343454601
oct352103035
9137436067
1061376029
11317107a0
121867a651
13c93c3a0
148219501
1555c5754
hex3a8861d

61376029 has 16 divisors (see below), whose sum is σ = 75245184. Its totient is φ = 49262400.

The previous prime is 61376011. The next prime is 61376039. The reversal of 61376029 is 92067316.

It is not a de Polignac number, because 61376029 - 27 = 61375901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61375985 and 61376003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61376009) 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, 6042 + ... + 12619.

It is an arithmetic number, because the mean of its divisors is an integer number (4702824).

Almost surely, 261376029 is an apocalyptic number.

It is an amenable number.

61376029 is a deficient number, since it is larger than the sum of its proper divisors (13869155).

61376029 is a wasteful number, since it uses less digits than its factorization.

61376029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18708.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 61376029 is about 7834.2854811399. The cubic root of 61376029 is about 394.4569346365.

The spelling of 61376029 in words is "sixty-one million, three hundred seventy-six thousand, twenty-nine".

Divisors: 1 11 13 23 143 253 299 3289 18661 205271 242593 429203 2668523 4721233 5579639 61376029