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69343142907 = 3109212058541
BaseRepresentation
bin100000010010100101…
…1000110001111111011
320121222122100122100010
41000211023012033323
52114003321033112
651504504113003
75003246663253
oct1004513061773
9217878318303
1069343142907
112745443a675
1211532a65763
13670133250c
1434db6ac963
151c0cb1163c
hex10252c63fb

69343142907 has 8 divisors (see below), whose sum is σ = 93305758480. Its totient is φ = 45804644640.

The previous prime is 69343142903. The next prime is 69343142917. The reversal of 69343142907 is 70924134396.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 69343142907 - 22 = 69343142903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69343142903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106028944 + ... + 106029597.

It is an arithmetic number, because the mean of its divisors is an integer number (11663219810).

Almost surely, 269343142907 is an apocalyptic number.

69343142907 is a deficient number, since it is larger than the sum of its proper divisors (23962615573).

69343142907 is a wasteful number, since it uses less digits than its factorization.

69343142907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212058653.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 69343142907 in words is "sixty-nine billion, three hundred forty-three million, one hundred forty-two thousand, nine hundred seven".

Divisors: 1 3 109 327 212058541 636175623 23114380969 69343142907